2815676900920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1\times {\mathrm{177889}}^1$

素因数の和:178473

約数の個数: 128

約数和(自身を含む): 6948383400000

約数和(自身を除く): 4132706499080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 499, 520, 610, 793, 998, 1220, 1586, 1996, 2440, 2495, 3172, 3965, 3992, 4990, 6344, 6487, 7930, 9980, 12974, 15860, 19960, 25948, 30439, 31720, 32435, 51896, 60878, 64870, 121756, 129740, 152195, 177889, 243512, 259480, 304390, 355778, 395707, 608780, 711556, 791414, 889445, 1217560, 1423112, 1582828, 1778890, 1978535, 2312557, 3165656, 3557780, 3957070, 4625114, 7115560, 7914140, 9250228, 10851229, 11562785, 15828280, 18500456, 21702458, 23125570, 43404916, 46251140, 54256145, 86809832, 88766611, 92502280, 108512290, 141065977, 177533222, 217024580, 282131954, 355066444, 434049160, 443833055, 564263908, 705329885, 710132888, 887666110, 1128527816, 1153965943, 1410659770, 1775332220, 2307931886, 2821319540, 3550664440, 4615863772, 5414763271, 5642639080, 5769829715, 9231727544, 10829526542, 11539659430, 21659053084, 23079318860, 27073816355, 43318106168, 46158637720, 54147632710, 70391922523, 108295265420, 140783845046, 216590530840, 281567690092, 351959612615, 563135380184, 703919225230, 1407838450460, 2815676900920]

約数ペア:

[(1, 2815676900920), (2, 1407838450460), (4, 703919225230), (5, 563135380184), (8, 351959612615), (10, 281567690092), (13, 216590530840), (20, 140783845046), (26, 108295265420), (40, 70391922523), (52, 54147632710), (61, 46158637720), (65, 43318106168), (104, 27073816355), (122, 23079318860), (130, 21659053084), (244, 11539659430), (260, 10829526542), (305, 9231727544), (488, 5769829715), (499, 5642639080), (520, 5414763271), (610, 4615863772), (793, 3550664440), (998, 2821319540), (1220, 2307931886), (1586, 1775332220), (1996, 1410659770), (2440, 1153965943), (2495, 1128527816), (3172, 887666110), (3965, 710132888), (3992, 705329885), (4990, 564263908), (6344, 443833055), (6487, 434049160), (7930, 355066444), (9980, 282131954), (12974, 217024580), (15860, 177533222), (19960, 141065977), (25948, 108512290), (30439, 92502280), (31720, 88766611), (32435, 86809832), (51896, 54256145), (60878, 46251140), (64870, 43404916), (121756, 23125570), (129740, 21702458), (152195, 18500456), (177889, 15828280), (243512, 11562785), (259480, 10851229), (304390, 9250228), (355778, 7914140), (395707, 7115560), (608780, 4625114), (711556, 3957070), (791414, 3557780), (889445, 3165656), (1217560, 2312557), (1423112, 1978535), (1582828, 1778890)]