20393471520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{773}}^1$

素因数の和:1025

約数の個数: 384

約数和(自身を含む): 74149447680

約数和(自身を除く): 53755976160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 197, 216, 240, 248, 270, 279, 288, 310, 360, 372, 394, 432, 465, 480, 496, 540, 558, 591, 620, 720, 744, 773, 788, 837, 864, 930, 985, 992, 1080, 1116, 1182, 1240, 1395, 1440, 1488, 1546, 1576, 1674, 1773, 1860, 1970, 2160, 2232, 2319, 2364, 2480, 2790, 2955, 2976, 3092, 3152, 3348, 3546, 3720, 3865, 3940, 4185, 4320, 4464, 4638, 4728, 4960, 5319, 5580, 5910, 6107, 6184, 6304, 6696, 6957, 7092, 7440, 7730, 7880, 8370, 8865, 8928, 9276, 9456, 10638, 11160, 11595, 11820, 12214, 12368, 13392, 13914, 14184, 14880, 15460, 15760, 16740, 17730, 18321, 18552, 18912, 20871, 21276, 22320, 23190, 23640, 23963, 24428, 24736, 26595, 26784, 27828, 28368, 30535, 30920, 31520, 33480, 34785, 35460, 36642, 37104, 41742, 42552, 44640, 46380, 47280, 47926, 48856, 53190, 54963, 55656, 56736, 61070, 61840, 66960, 69570, 70920, 71889, 73284, 74208, 83484, 85104, 91605, 92760, 94560, 95852, 97712, 104355, 106380, 109926, 111312, 119815, 122140, 123680, 133920, 139140, 141840, 143778, 146568, 152281, 164889, 166968, 170208, 183210, 185520, 191704, 195424, 208710, 212760, 215667, 219852, 222624, 239630, 244280, 274815, 278280, 283680, 287556, 293136, 304562, 329778, 333936, 359445, 366420, 371040, 383408, 417420, 425520, 431334, 439704, 456843, 479260, 488560, 549630, 556560, 575112, 586272, 609124, 647001, 659556, 667872, 718890, 732840, 761405, 766816, 824445, 834840, 851040, 862668, 879408, 913686, 958520, 977120, 1078335, 1099260, 1113120, 1150224, 1218248, 1294002, 1319112, 1370529, 1437780, 1465680, 1522810, 1648890, 1669680, 1725336, 1758816, 1827372, 1917040, 2156670, 2198520, 2284215, 2300448, 2436496, 2588004, 2638224, 2741058, 2875560, 2931360, 3045620, 3235005, 3297780, 3339360, 3450672, 3654744, 3834080, 4111587, 4313340, 4397040, 4568430, 4720711, 4872992, 5176008, 5276448, 5482116, 5751120, 6091240, 6470010, 6595560, 6852645, 6901344, 7309488, 8223174, 8626680, 8794080, 9136860, 9441422, 10352016, 10964232, 11502240, 12182480, 12940020, 13191120, 13705290, 14162133, 14618976, 16446348, 17253360, 18273720, 18882844, 20557935, 20704032, 21928464, 23603555, 24364960, 25880040, 26382240, 27410580, 28324266, 32892696, 34506720, 36547440, 37765688, 41115870, 42486399, 43856928, 47207110, 51760080, 54821160, 56648532, 65785392, 70810665, 73094880, 75531376, 82231740, 84972798, 94414220, 103520160, 109642320, 113297064, 127459197, 131570784, 141621330, 151062752, 164463480, 169945596, 188828440, 212431995, 219284640, 226594128, 254918394, 283242660, 328926960, 339891192, 377656880, 424863990, 453188256, 509836788, 566485320, 637295985, 657853920, 679782384, 755313760, 849727980, 1019673576, 1132970640, 1274591970, 1359564768, 1699455960, 2039347152, 2265941280, 2549183940, 3398911920, 4078694304, 5098367880, 6797823840, 10196735760, 20393471520]

約数ペア:

[(1, 20393471520), (2, 10196735760), (3, 6797823840), (4, 5098367880), (5, 4078694304), (6, 3398911920), (8, 2549183940), (9, 2265941280), (10, 2039347152), (12, 1699455960), (15, 1359564768), (16, 1274591970), (18, 1132970640), (20, 1019673576), (24, 849727980), (27, 755313760), (30, 679782384), (31, 657853920), (32, 637295985), (36, 566485320), (40, 509836788), (45, 453188256), (48, 424863990), (54, 377656880), (60, 339891192), (62, 328926960), (72, 283242660), (80, 254918394), (90, 226594128), (93, 219284640), (96, 212431995), (108, 188828440), (120, 169945596), (124, 164463480), (135, 151062752), (144, 141621330), (155, 131570784), (160, 127459197), (180, 113297064), (186, 109642320), (197, 103520160), (216, 94414220), (240, 84972798), (248, 82231740), (270, 75531376), (279, 73094880), (288, 70810665), (310, 65785392), (360, 56648532), (372, 54821160), (394, 51760080), (432, 47207110), (465, 43856928), (480, 42486399), (496, 41115870), (540, 37765688), (558, 36547440), (591, 34506720), (620, 32892696), (720, 28324266), (744, 27410580), (773, 26382240), (788, 25880040), (837, 24364960), (864, 23603555), (930, 21928464), (985, 20704032), (992, 20557935), (1080, 18882844), (1116, 18273720), (1182, 17253360), (1240, 16446348), (1395, 14618976), (1440, 14162133), (1488, 13705290), (1546, 13191120), (1576, 12940020), (1674, 12182480), (1773, 11502240), (1860, 10964232), (1970, 10352016), (2160, 9441422), (2232, 9136860), (2319, 8794080), (2364, 8626680), (2480, 8223174), (2790, 7309488), (2955, 6901344), (2976, 6852645), (3092, 6595560), (3152, 6470010), (3348, 6091240), (3546, 5751120), (3720, 5482116), (3865, 5276448), (3940, 5176008), (4185, 4872992), (4320, 4720711), (4464, 4568430), (4638, 4397040), (4728, 4313340), (4960, 4111587), (5319, 3834080), (5580, 3654744), (5910, 3450672), (6107, 3339360), (6184, 3297780), (6304, 3235005), (6696, 3045620), (6957, 2931360), (7092, 2875560), (7440, 2741058), (7730, 2638224), (7880, 2588004), (8370, 2436496), (8865, 2300448), (8928, 2284215), (9276, 2198520), (9456, 2156670), (10638, 1917040), (11160, 1827372), (11595, 1758816), (11820, 1725336), (12214, 1669680), (12368, 1648890), (13392, 1522810), (13914, 1465680), (14184, 1437780), (14880, 1370529), (15460, 1319112), (15760, 1294002), (16740, 1218248), (17730, 1150224), (18321, 1113120), (18552, 1099260), (18912, 1078335), (20871, 977120), (21276, 958520), (22320, 913686), (23190, 879408), (23640, 862668), (23963, 851040), (24428, 834840), (24736, 824445), (26595, 766816), (26784, 761405), (27828, 732840), (28368, 718890), (30535, 667872), (30920, 659556), (31520, 647001), (33480, 609124), (34785, 586272), (35460, 575112), (36642, 556560), (37104, 549630), (41742, 488560), (42552, 479260), (44640, 456843), (46380, 439704), (47280, 431334), (47926, 425520), (48856, 417420), (53190, 383408), (54963, 371040), (55656, 366420), (56736, 359445), (61070, 333936), (61840, 329778), (66960, 304562), (69570, 293136), (70920, 287556), (71889, 283680), (73284, 278280), (74208, 274815), (83484, 244280), (85104, 239630), (91605, 222624), (92760, 219852), (94560, 215667), (95852, 212760), (97712, 208710), (104355, 195424), (106380, 191704), (109926, 185520), (111312, 183210), (119815, 170208), (122140, 166968), (123680, 164889), (133920, 152281), (139140, 146568), (141840, 143778)]