1640609880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{150239}}^1$

素因数の和:150273

約数の個数: 128

約数和(自身を含む): 6057676800

約数和(自身を除く): 4417066920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 150239, 300478, 450717, 600956, 751195, 901434, 1051673, 1201912, 1502390, 1802868, 1953107, 2103346, 2253585, 3004780, 3155019, 3605736, 3906214, 4206692, 4507170, 5258365, 5859321, 6009560, 6310038, 7812428, 8413384, 9014340, 9765535, 10516730, 11718642, 12620076, 13671749, 15624856, 15775095, 18028680, 19531070, 21033460, 23437284, 25240152, 27343498, 29296605, 31550190, 39062140, 41015247, 42066920, 46874568, 54686996, 58593210, 63100380, 68358745, 78124280, 82030494, 109373992, 117186420, 126200760, 136717490, 164060988, 205076235, 234372840, 273434980, 328121976, 410152470, 546869960, 820304940, 1640609880]

約数ペア:

[(1, 1640609880), (2, 820304940), (3, 546869960), (4, 410152470), (5, 328121976), (6, 273434980), (7, 234372840), (8, 205076235), (10, 164060988), (12, 136717490), (13, 126200760), (14, 117186420), (15, 109373992), (20, 82030494), (21, 78124280), (24, 68358745), (26, 63100380), (28, 58593210), (30, 54686996), (35, 46874568), (39, 42066920), (40, 41015247), (42, 39062140), (52, 31550190), (56, 29296605), (60, 27343498), (65, 25240152), (70, 23437284), (78, 21033460), (84, 19531070), (91, 18028680), (104, 15775095), (105, 15624856), (120, 13671749), (130, 12620076), (140, 11718642), (156, 10516730), (168, 9765535), (182, 9014340), (195, 8413384), (210, 7812428), (260, 6310038), (273, 6009560), (280, 5859321), (312, 5258365), (364, 4507170), (390, 4206692), (420, 3906214), (455, 3605736), (520, 3155019), (546, 3004780), (728, 2253585), (780, 2103346), (840, 1953107), (910, 1802868), (1092, 1502390), (1365, 1201912), (1560, 1051673), (1820, 901434), (2184, 751195), (2730, 600956), (3640, 450717), (5460, 300478), (10920, 150239)]