77446980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1490

約数の個数: 144

約数和(自身を含む): 264176640

約数和(自身を除く): 186729660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1439, 1495, 1794, 2070, 2340, 2691, 2878, 2990, 3588, 4140, 4317, 4485, 5382, 5756, 5980, 7195, 8634, 8970, 10764, 12951, 13455, 14390, 17268, 17940, 18707, 21585, 25902, 26910, 28780, 33097, 37414, 43170, 51804, 53820, 56121, 64755, 66194, 74828, 86340, 93535, 99291, 112242, 129510, 132388, 165485, 168363, 187070, 198582, 224484, 259020, 280605, 297873, 330970, 336726, 374140, 397164, 430261, 496455, 561210, 595746, 661940, 673452, 841815, 860522, 992910, 1122420, 1191492, 1290783, 1489365, 1683630, 1721044, 1985820, 2151305, 2581566, 2978730, 3367260, 3872349, 4302610, 5163132, 5957460, 6453915, 7744698, 8605220, 12907830, 15489396, 19361745, 25815660, 38723490, 77446980]

約数ペア:

[(1, 77446980), (2, 38723490), (3, 25815660), (4, 19361745), (5, 15489396), (6, 12907830), (9, 8605220), (10, 7744698), (12, 6453915), (13, 5957460), (15, 5163132), (18, 4302610), (20, 3872349), (23, 3367260), (26, 2978730), (30, 2581566), (36, 2151305), (39, 1985820), (45, 1721044), (46, 1683630), (52, 1489365), (60, 1290783), (65, 1191492), (69, 1122420), (78, 992910), (90, 860522), (92, 841815), (115, 673452), (117, 661940), (130, 595746), (138, 561210), (156, 496455), (180, 430261), (195, 397164), (207, 374140), (230, 336726), (234, 330970), (260, 297873), (276, 280605), (299, 259020), (345, 224484), (390, 198582), (414, 187070), (460, 168363), (468, 165485), (585, 132388), (598, 129510), (690, 112242), (780, 99291), (828, 93535), (897, 86340), (1035, 74828), (1170, 66194), (1196, 64755), (1380, 56121), (1439, 53820), (1495, 51804), (1794, 43170), (2070, 37414), (2340, 33097), (2691, 28780), (2878, 26910), (2990, 25902), (3588, 21585), (4140, 18707), (4317, 17940), (4485, 17268), (5382, 14390), (5756, 13455), (5980, 12951), (7195, 10764), (8634, 8970)]