20390882400

素因数分解:

$2^5\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{421}}^1$

素因数の和:516

約数の個数: 648

約数和(自身を含む): 85113271152

約数和(自身を除く): 64722388752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 62, 63, 70, 72, 75, 80, 84, 90, 93, 96, 100, 105, 112, 120, 124, 126, 140, 144, 150, 155, 160, 168, 175, 180, 186, 200, 210, 217, 224, 225, 240, 248, 252, 279, 280, 288, 300, 310, 315, 336, 350, 360, 372, 400, 420, 421, 434, 450, 465, 480, 496, 504, 525, 558, 560, 600, 620, 630, 651, 672, 700, 720, 744, 775, 800, 840, 842, 868, 900, 930, 961, 992, 1008, 1050, 1085, 1116, 1120, 1200, 1240, 1260, 1263, 1302, 1395, 1400, 1440, 1488, 1550, 1575, 1680, 1684, 1736, 1800, 1860, 1922, 1953, 2016, 2100, 2105, 2170, 2232, 2325, 2400, 2480, 2520, 2526, 2604, 2790, 2800, 2883, 2947, 2976, 3100, 3150, 3255, 3360, 3368, 3472, 3600, 3720, 3789, 3844, 3906, 4200, 4210, 4340, 4464, 4650, 4805, 4960, 5040, 5052, 5208, 5425, 5580, 5600, 5766, 5894, 6200, 6300, 6315, 6510, 6727, 6736, 6944, 6975, 7200, 7440, 7578, 7688, 7812, 8400, 8420, 8649, 8680, 8841, 8928, 9300, 9610, 9765, 10080, 10104, 10416, 10525, 10850, 11160, 11532, 11788, 12400, 12600, 12630, 13020, 13051, 13454, 13472, 13950, 14415, 14735, 14880, 15156, 15376, 15624, 16275, 16800, 16840, 17298, 17360, 17682, 18600, 18945, 19220, 19530, 20181, 20208, 20832, 21050, 21700, 22320, 23064, 23576, 24025, 24800, 25200, 25260, 26040, 26102, 26523, 26908, 27900, 28830, 29470, 30312, 30752, 31248, 31575, 32550, 33635, 33680, 34596, 34720, 35364, 37200, 37890, 38440, 39060, 39153, 40362, 40416, 42100, 43245, 43400, 44205, 44640, 46128, 47152, 48050, 48825, 50400, 50520, 52080, 52204, 53046, 53816, 55800, 57660, 58940, 60543, 60624, 62496, 63150, 65100, 65255, 67270, 67360, 69192, 70728, 72075, 73675, 74400, 75780, 76880, 78120, 78306, 80724, 84200, 86490, 86800, 88410, 91357, 92256, 94304, 94725, 96100, 97650, 100905, 101040, 104160, 104408, 106092, 107632, 111600, 115320, 117459, 117880, 121086, 121248, 126300, 130200, 130510, 132615, 134540, 138384, 141456, 144150, 147350, 151560, 153760, 156240, 156612, 161448, 168175, 168400, 172980, 173600, 176820, 182714, 189450, 192200, 195300, 195765, 201810, 202080, 208816, 212184, 215264, 216225, 221025, 223200, 230640, 234918, 235760, 242172, 252600, 260400, 261020, 265230, 269080, 274071, 276768, 282912, 288300, 294700, 302715, 303120, 312480, 313224, 322896, 326275, 336350, 336800, 345960, 353640, 365428, 378900, 384400, 390600, 391530, 403620, 404581, 417632, 424368, 432450, 442050, 456785, 461280, 469836, 471520, 484344, 504525, 505200, 520800, 522040, 530460, 538160, 548142, 576600, 587295, 589400, 605430, 606240, 626448, 645792, 652550, 663075, 672700, 691920, 707280, 730856, 757800, 768800, 781200, 783060, 807240, 809162, 822213, 848736, 864900, 884100, 913570, 939672, 968688, 978825, 1009050, 1010400, 1044080, 1060920, 1076320, 1096284, 1153200, 1174590, 1178800, 1210860, 1213743, 1252896, 1305100, 1326150, 1345400, 1370355, 1383840, 1414560, 1461712, 1513575, 1515600, 1562400, 1566120, 1614480, 1618324, 1644426, 1729800, 1768200, 1827140, 1879344, 1937376, 1957650, 2018100, 2022905, 2088160, 2121840, 2192568, 2283925, 2306400, 2349180, 2357600, 2421720, 2427486, 2610200, 2652300, 2690800, 2740710, 2832067, 2923424, 2936475, 3027150, 3031200, 3132240, 3228960, 3236648, 3288852, 3459600, 3536400, 3641229, 3654280, 3758688, 3915300, 4036200, 4045810, 4111065, 4243680, 4385136, 4567850, 4698360, 4843440, 4854972, 5220400, 5304600, 5381600, 5481420, 5664134, 5872950, 6054300, 6068715, 6264480, 6473296, 6577704, 6851775, 6919200, 7072800, 7282458, 7308560, 7830600, 8072400, 8091620, 8222130, 8496201, 8770272, 9135700, 9396720, 9686880, 9709944, 10114525, 10440800, 10609200, 10962840, 11328268, 11745900, 12108600, 12137430, 12946592, 13155408, 13703550, 14160335, 14564916, 14617120, 15661200, 16144800, 16183240, 16444260, 16992402, 18206145, 18271400, 18793440, 19419888, 20229050, 20555325, 21218400, 21925680, 22656536, 23491800, 24217200, 24274860, 25488603, 26310816, 27407100, 28320670, 29129832, 30343575, 31322400, 32366480, 32888520, 33984804, 36412290, 36542800, 38839776, 40458100, 41110650, 42481005, 43851360, 45313072, 46983600, 48434400, 48549720, 50977206, 54814200, 56641340, 58259664, 60687150, 64732960, 65777040, 67969608, 70801675, 72824580, 73085600, 80916200, 82221300, 84962010, 90626144, 91030725, 93967200, 97099440, 101954412, 109628400, 113282680, 116519328, 121374300, 127443015, 131554080, 135939216, 141603350, 145649160, 161832400, 164442600, 169924020, 182061450, 194198880, 203908824, 212405025, 219256800, 226565360, 242748600, 254886030, 271878432, 283206700, 291298320, 323664800, 328885200, 339848040, 364122900, 407817648, 424810050, 453130720, 485497200, 509772060, 566413400, 582596640, 637215075, 657770400, 679696080, 728245800, 815635296, 849620100, 970994400, 1019544120, 1132826800, 1274430150, 1359392160, 1456491600, 1699240200, 2039088240, 2265653600, 2548860300, 2912983200, 3398480400, 4078176480, 5097720600, 6796960800, 10195441200, 20390882400]

約数ペア:

[(1, 20390882400), (2, 10195441200), (3, 6796960800), (4, 5097720600), (5, 4078176480), (6, 3398480400), (7, 2912983200), (8, 2548860300), (9, 2265653600), (10, 2039088240), (12, 1699240200), (14, 1456491600), (15, 1359392160), (16, 1274430150), (18, 1132826800), (20, 1019544120), (21, 970994400), (24, 849620100), (25, 815635296), (28, 728245800), (30, 679696080), (31, 657770400), (32, 637215075), (35, 582596640), (36, 566413400), (40, 509772060), (42, 485497200), (45, 453130720), (48, 424810050), (50, 407817648), (56, 364122900), (60, 339848040), (62, 328885200), (63, 323664800), (70, 291298320), (72, 283206700), (75, 271878432), (80, 254886030), (84, 242748600), (90, 226565360), (93, 219256800), (96, 212405025), (100, 203908824), (105, 194198880), (112, 182061450), (120, 169924020), (124, 164442600), (126, 161832400), (140, 145649160), (144, 141603350), (150, 135939216), (155, 131554080), (160, 127443015), (168, 121374300), (175, 116519328), (180, 113282680), (186, 109628400), (200, 101954412), (210, 97099440), (217, 93967200), (224, 91030725), (225, 90626144), (240, 84962010), (248, 82221300), (252, 80916200), (279, 73085600), (280, 72824580), (288, 70801675), (300, 67969608), (310, 65777040), (315, 64732960), (336, 60687150), (350, 58259664), (360, 56641340), (372, 54814200), (400, 50977206), (420, 48549720), (421, 48434400), (434, 46983600), (450, 45313072), (465, 43851360), (480, 42481005), (496, 41110650), (504, 40458100), (525, 38839776), (558, 36542800), (560, 36412290), (600, 33984804), (620, 32888520), (630, 32366480), (651, 31322400), (672, 30343575), (700, 29129832), (720, 28320670), (744, 27407100), (775, 26310816), (800, 25488603), (840, 24274860), (842, 24217200), (868, 23491800), (900, 22656536), (930, 21925680), (961, 21218400), (992, 20555325), (1008, 20229050), (1050, 19419888), (1085, 18793440), (1116, 18271400), (1120, 18206145), (1200, 16992402), (1240, 16444260), (1260, 16183240), (1263, 16144800), (1302, 15661200), (1395, 14617120), (1400, 14564916), (1440, 14160335), (1488, 13703550), (1550, 13155408), (1575, 12946592), (1680, 12137430), (1684, 12108600), (1736, 11745900), (1800, 11328268), (1860, 10962840), (1922, 10609200), (1953, 10440800), (2016, 10114525), (2100, 9709944), (2105, 9686880), (2170, 9396720), (2232, 9135700), (2325, 8770272), (2400, 8496201), (2480, 8222130), (2520, 8091620), (2526, 8072400), (2604, 7830600), (2790, 7308560), (2800, 7282458), (2883, 7072800), (2947, 6919200), (2976, 6851775), (3100, 6577704), (3150, 6473296), (3255, 6264480), (3360, 6068715), (3368, 6054300), (3472, 5872950), (3600, 5664134), (3720, 5481420), (3789, 5381600), (3844, 5304600), (3906, 5220400), (4200, 4854972), (4210, 4843440), (4340, 4698360), (4464, 4567850), (4650, 4385136), (4805, 4243680), (4960, 4111065), (5040, 4045810), (5052, 4036200), (5208, 3915300), (5425, 3758688), (5580, 3654280), (5600, 3641229), (5766, 3536400), (5894, 3459600), (6200, 3288852), (6300, 3236648), (6315, 3228960), (6510, 3132240), (6727, 3031200), (6736, 3027150), (6944, 2936475), (6975, 2923424), (7200, 2832067), (7440, 2740710), (7578, 2690800), (7688, 2652300), (7812, 2610200), (8400, 2427486), (8420, 2421720), (8649, 2357600), (8680, 2349180), (8841, 2306400), (8928, 2283925), (9300, 2192568), (9610, 2121840), (9765, 2088160), (10080, 2022905), (10104, 2018100), (10416, 1957650), (10525, 1937376), (10850, 1879344), (11160, 1827140), (11532, 1768200), (11788, 1729800), (12400, 1644426), (12600, 1618324), (12630, 1614480), (13020, 1566120), (13051, 1562400), (13454, 1515600), (13472, 1513575), (13950, 1461712), (14415, 1414560), (14735, 1383840), (14880, 1370355), (15156, 1345400), (15376, 1326150), (15624, 1305100), (16275, 1252896), (16800, 1213743), (16840, 1210860), (17298, 1178800), (17360, 1174590), (17682, 1153200), (18600, 1096284), (18945, 1076320), (19220, 1060920), (19530, 1044080), (20181, 1010400), (20208, 1009050), (20832, 978825), (21050, 968688), (21700, 939672), (22320, 913570), (23064, 884100), (23576, 864900), (24025, 848736), (24800, 822213), (25200, 809162), (25260, 807240), (26040, 783060), (26102, 781200), (26523, 768800), (26908, 757800), (27900, 730856), (28830, 707280), (29470, 691920), (30312, 672700), (30752, 663075), (31248, 652550), (31575, 645792), (32550, 626448), (33635, 606240), (33680, 605430), (34596, 589400), (34720, 587295), (35364, 576600), (37200, 548142), (37890, 538160), (38440, 530460), (39060, 522040), (39153, 520800), (40362, 505200), (40416, 504525), (42100, 484344), (43245, 471520), (43400, 469836), (44205, 461280), (44640, 456785), (46128, 442050), (47152, 432450), (48050, 424368), (48825, 417632), (50400, 404581), (50520, 403620), (52080, 391530), (52204, 390600), (53046, 384400), (53816, 378900), (55800, 365428), (57660, 353640), (58940, 345960), (60543, 336800), (60624, 336350), (62496, 326275), (63150, 322896), (65100, 313224), (65255, 312480), (67270, 303120), (67360, 302715), (69192, 294700), (70728, 288300), (72075, 282912), (73675, 276768), (74400, 274071), (75780, 269080), (76880, 265230), (78120, 261020), (78306, 260400), (80724, 252600), (84200, 242172), (86490, 235760), (86800, 234918), (88410, 230640), (91357, 223200), (92256, 221025), (94304, 216225), (94725, 215264), (96100, 212184), (97650, 208816), (100905, 202080), (101040, 201810), (104160, 195765), (104408, 195300), (106092, 192200), (107632, 189450), (111600, 182714), (115320, 176820), (117459, 173600), (117880, 172980), (121086, 168400), (121248, 168175), (126300, 161448), (130200, 156612), (130510, 156240), (132615, 153760), (134540, 151560), (138384, 147350), (141456, 144150)]