20881569240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2927}}^1$

素因数の和:3119

約数の個数: 384

約数和(自身を含む): 82218240000

約数和(自身を除く): 61336670760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 149, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 298, 315, 342, 360, 380, 399, 420, 447, 456, 504, 532, 570, 596, 630, 665, 684, 745, 760, 798, 840, 855, 894, 1043, 1064, 1140, 1192, 1197, 1260, 1330, 1341, 1368, 1490, 1596, 1710, 1788, 1995, 2086, 2235, 2280, 2394, 2520, 2660, 2682, 2831, 2927, 2980, 3129, 3192, 3420, 3576, 3990, 4172, 4470, 4788, 5215, 5320, 5364, 5662, 5854, 5960, 5985, 6258, 6705, 6840, 7980, 8344, 8493, 8781, 8940, 9387, 9576, 10430, 10728, 11324, 11708, 11970, 12516, 13410, 14155, 14635, 15645, 15960, 16986, 17562, 17880, 18774, 19817, 20489, 20860, 22648, 23416, 23940, 25032, 25479, 26343, 26820, 28310, 29270, 31290, 33972, 35124, 37548, 39634, 40978, 41720, 42465, 43905, 46935, 47880, 50958, 52686, 53640, 55613, 56620, 58540, 59451, 61467, 62580, 67944, 70248, 75096, 79268, 81956, 84930, 87810, 93870, 99085, 101916, 102445, 105372, 111226, 113240, 117080, 118902, 122934, 125160, 127395, 131715, 158536, 163912, 166839, 169860, 175620, 178353, 184401, 187740, 198170, 203832, 204890, 210744, 222452, 237804, 245868, 254790, 263430, 278065, 297255, 307335, 333678, 339720, 351240, 356706, 368802, 375480, 389291, 396340, 409780, 436123, 444904, 475608, 491736, 500517, 509580, 526860, 556130, 594510, 614670, 667356, 713412, 737604, 778582, 792680, 819560, 834195, 872246, 891765, 922005, 1001034, 1019160, 1053720, 1112260, 1167873, 1189020, 1229340, 1308369, 1334712, 1426824, 1475208, 1557164, 1668390, 1744492, 1783530, 1844010, 1946455, 2002068, 2180615, 2224520, 2335746, 2378040, 2458680, 2502585, 2616738, 3052861, 3114328, 3336780, 3488984, 3503619, 3567060, 3688020, 3892910, 3925107, 4004136, 4361230, 4671492, 5005170, 5233476, 5839365, 6105722, 6541845, 6673560, 7007238, 7134120, 7376040, 7785820, 7850214, 8286337, 8722460, 9158583, 9342984, 10010340, 10466952, 11678730, 12211444, 13083690, 14014476, 15264305, 15571640, 15700428, 16572674, 17444920, 17518095, 18317166, 19625535, 20020680, 23357460, 24422888, 24859011, 26167380, 27475749, 28028952, 30528610, 31400856, 33145348, 35036190, 36634332, 39251070, 41431685, 45792915, 46714920, 49718022, 52334760, 54951498, 58004359, 61057220, 66290696, 70072380, 73268664, 74577033, 78502140, 82863370, 91585830, 99436044, 109902996, 116008718, 122114440, 124295055, 137378745, 140144760, 149154066, 157004280, 165726740, 174013077, 183171660, 198872088, 219805992, 232017436, 248590110, 274757490, 290021795, 298308132, 331453480, 348026154, 366343320, 372885165, 464034872, 497180220, 522039231, 549514980, 580043590, 596616264, 696052308, 745770330, 870065385, 994360440, 1044078462, 1099029960, 1160087180, 1392104616, 1491540660, 1740130770, 2088156924, 2320174360, 2610196155, 2983081320, 3480261540, 4176313848, 5220392310, 6960523080, 10440784620, 20881569240]

約数ペア:

[(1, 20881569240), (2, 10440784620), (3, 6960523080), (4, 5220392310), (5, 4176313848), (6, 3480261540), (7, 2983081320), (8, 2610196155), (9, 2320174360), (10, 2088156924), (12, 1740130770), (14, 1491540660), (15, 1392104616), (18, 1160087180), (19, 1099029960), (20, 1044078462), (21, 994360440), (24, 870065385), (28, 745770330), (30, 696052308), (35, 596616264), (36, 580043590), (38, 549514980), (40, 522039231), (42, 497180220), (45, 464034872), (56, 372885165), (57, 366343320), (60, 348026154), (63, 331453480), (70, 298308132), (72, 290021795), (76, 274757490), (84, 248590110), (90, 232017436), (95, 219805992), (105, 198872088), (114, 183171660), (120, 174013077), (126, 165726740), (133, 157004280), (140, 149154066), (149, 140144760), (152, 137378745), (168, 124295055), (171, 122114440), (180, 116008718), (190, 109902996), (210, 99436044), (228, 91585830), (252, 82863370), (266, 78502140), (280, 74577033), (285, 73268664), (298, 70072380), (315, 66290696), (342, 61057220), (360, 58004359), (380, 54951498), (399, 52334760), (420, 49718022), (447, 46714920), (456, 45792915), (504, 41431685), (532, 39251070), (570, 36634332), (596, 35036190), (630, 33145348), (665, 31400856), (684, 30528610), (745, 28028952), (760, 27475749), (798, 26167380), (840, 24859011), (855, 24422888), (894, 23357460), (1043, 20020680), (1064, 19625535), (1140, 18317166), (1192, 17518095), (1197, 17444920), (1260, 16572674), (1330, 15700428), (1341, 15571640), (1368, 15264305), (1490, 14014476), (1596, 13083690), (1710, 12211444), (1788, 11678730), (1995, 10466952), (2086, 10010340), (2235, 9342984), (2280, 9158583), (2394, 8722460), (2520, 8286337), (2660, 7850214), (2682, 7785820), (2831, 7376040), (2927, 7134120), (2980, 7007238), (3129, 6673560), (3192, 6541845), (3420, 6105722), (3576, 5839365), (3990, 5233476), (4172, 5005170), (4470, 4671492), (4788, 4361230), (5215, 4004136), (5320, 3925107), (5364, 3892910), (5662, 3688020), (5854, 3567060), (5960, 3503619), (5985, 3488984), (6258, 3336780), (6705, 3114328), (6840, 3052861), (7980, 2616738), (8344, 2502585), (8493, 2458680), (8781, 2378040), (8940, 2335746), (9387, 2224520), (9576, 2180615), (10430, 2002068), (10728, 1946455), (11324, 1844010), (11708, 1783530), (11970, 1744492), (12516, 1668390), (13410, 1557164), (14155, 1475208), (14635, 1426824), (15645, 1334712), (15960, 1308369), (16986, 1229340), (17562, 1189020), (17880, 1167873), (18774, 1112260), (19817, 1053720), (20489, 1019160), (20860, 1001034), (22648, 922005), (23416, 891765), (23940, 872246), (25032, 834195), (25479, 819560), (26343, 792680), (26820, 778582), (28310, 737604), (29270, 713412), (31290, 667356), (33972, 614670), (35124, 594510), (37548, 556130), (39634, 526860), (40978, 509580), (41720, 500517), (42465, 491736), (43905, 475608), (46935, 444904), (47880, 436123), (50958, 409780), (52686, 396340), (53640, 389291), (55613, 375480), (56620, 368802), (58540, 356706), (59451, 351240), (61467, 339720), (62580, 333678), (67944, 307335), (70248, 297255), (75096, 278065), (79268, 263430), (81956, 254790), (84930, 245868), (87810, 237804), (93870, 222452), (99085, 210744), (101916, 204890), (102445, 203832), (105372, 198170), (111226, 187740), (113240, 184401), (117080, 178353), (118902, 175620), (122934, 169860), (125160, 166839), (127395, 163912), (131715, 158536)]