1333389980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8707}}^1$

素因数の和:8779

約数の個数: 96

約数和(自身を含む): 3276994560

約数和(自身を除く): 1943604580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 247, 260, 310, 380, 403, 494, 589, 620, 806, 988, 1178, 1235, 1612, 2015, 2356, 2470, 2945, 4030, 4940, 5890, 7657, 8060, 8707, 11780, 15314, 17414, 30628, 34828, 38285, 43535, 76570, 87070, 113191, 153140, 165433, 174140, 226382, 269917, 330866, 452764, 539834, 565955, 661732, 827165, 1079668, 1131910, 1349585, 1654330, 2150629, 2263820, 2699170, 3308660, 3508921, 4301258, 5128423, 5398340, 7017842, 8602516, 10256846, 10753145, 14035684, 17544605, 20513692, 21506290, 25642115, 35089210, 43012580, 51284230, 66669499, 70178420, 102568460, 133338998, 266677996, 333347495, 666694990, 1333389980]

約数ペア:

[(1, 1333389980), (2, 666694990), (4, 333347495), (5, 266677996), (10, 133338998), (13, 102568460), (19, 70178420), (20, 66669499), (26, 51284230), (31, 43012580), (38, 35089210), (52, 25642115), (62, 21506290), (65, 20513692), (76, 17544605), (95, 14035684), (124, 10753145), (130, 10256846), (155, 8602516), (190, 7017842), (247, 5398340), (260, 5128423), (310, 4301258), (380, 3508921), (403, 3308660), (494, 2699170), (589, 2263820), (620, 2150629), (806, 1654330), (988, 1349585), (1178, 1131910), (1235, 1079668), (1612, 827165), (2015, 661732), (2356, 565955), (2470, 539834), (2945, 452764), (4030, 330866), (4940, 269917), (5890, 226382), (7657, 174140), (8060, 165433), (8707, 153140), (11780, 113191), (15314, 87070), (17414, 76570), (30628, 43535), (34828, 38285)]