19972467450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{148439}}^1$

素因数の和:148493

約数の個数: 144

約数和(自身を含む): 60299890560

約数和(自身を除く): 40327423110

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 25, 26, 30, 39, 45, 46, 50, 65, 69, 75, 78, 90, 115, 117, 130, 138, 150, 195, 207, 225, 230, 234, 299, 325, 345, 390, 414, 450, 575, 585, 598, 650, 690, 897, 975, 1035, 1150, 1170, 1495, 1725, 1794, 1950, 2070, 2691, 2925, 2990, 3450, 4485, 5175, 5382, 5850, 7475, 8970, 10350, 13455, 14950, 22425, 26910, 44850, 67275, 134550, 148439, 296878, 445317, 742195, 890634, 1335951, 1484390, 1929707, 2226585, 2671902, 3414097, 3710975, 3859414, 4453170, 5789121, 6679755, 6828194, 7421950, 9648535, 10242291, 11132925, 11578242, 13359510, 17070485, 17367363, 19297070, 20484582, 22265850, 28945605, 30726873, 33398775, 34140970, 34734726, 44383261, 48242675, 51211455, 57891210, 61453746, 66797550, 85352425, 86836815, 88766522, 96485350, 102422910, 133149783, 144728025, 153634365, 170704850, 173673630, 221916305, 256057275, 266299566, 289456050, 307268730, 399449349, 434184075, 443832610, 512114550, 665748915, 768171825, 798898698, 868368150, 1109581525, 1331497830, 1536343650, 1997246745, 2219163050, 3328744575, 3994493490, 6657489150, 9986233725, 19972467450]

約数ペア:

[(1, 19972467450), (2, 9986233725), (3, 6657489150), (5, 3994493490), (6, 3328744575), (9, 2219163050), (10, 1997246745), (13, 1536343650), (15, 1331497830), (18, 1109581525), (23, 868368150), (25, 798898698), (26, 768171825), (30, 665748915), (39, 512114550), (45, 443832610), (46, 434184075), (50, 399449349), (65, 307268730), (69, 289456050), (75, 266299566), (78, 256057275), (90, 221916305), (115, 173673630), (117, 170704850), (130, 153634365), (138, 144728025), (150, 133149783), (195, 102422910), (207, 96485350), (225, 88766522), (230, 86836815), (234, 85352425), (299, 66797550), (325, 61453746), (345, 57891210), (390, 51211455), (414, 48242675), (450, 44383261), (575, 34734726), (585, 34140970), (598, 33398775), (650, 30726873), (690, 28945605), (897, 22265850), (975, 20484582), (1035, 19297070), (1150, 17367363), (1170, 17070485), (1495, 13359510), (1725, 11578242), (1794, 11132925), (1950, 10242291), (2070, 9648535), (2691, 7421950), (2925, 6828194), (2990, 6679755), (3450, 5789121), (4485, 4453170), (5175, 3859414), (5382, 3710975), (5850, 3414097), (7475, 2671902), (8970, 2226585), (10350, 1929707), (13455, 1484390), (14950, 1335951), (22425, 890634), (26910, 742195), (44850, 445317), (67275, 296878), (134550, 148439)]