290069520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:657

約数の個数: 160

約数和(自身を含む): 974937600

約数和(自身を除く): 684868080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 239, 240, 260, 312, 389, 390, 478, 520, 624, 717, 778, 780, 956, 1040, 1167, 1195, 1434, 1556, 1560, 1912, 1945, 2334, 2390, 2868, 3107, 3112, 3120, 3585, 3824, 3890, 4668, 4780, 5057, 5736, 5835, 6214, 6224, 7170, 7780, 9321, 9336, 9560, 10114, 11472, 11670, 12428, 14340, 15171, 15535, 15560, 18642, 18672, 19120, 20228, 23340, 24856, 25285, 28680, 30342, 31070, 31120, 37284, 40456, 46605, 46680, 49712, 50570, 57360, 60684, 62140, 74568, 75855, 80912, 92971, 93210, 93360, 101140, 121368, 124280, 149136, 151710, 185942, 186420, 202280, 242736, 248560, 278913, 303420, 371884, 372840, 404560, 464855, 557826, 606840, 743768, 745680, 929710, 1115652, 1208623, 1213680, 1394565, 1487536, 1859420, 2231304, 2417246, 2789130, 3625869, 3718840, 4462608, 4834492, 5578260, 6043115, 7251738, 7437680, 9668984, 11156520, 12086230, 14503476, 18129345, 19337968, 22313040, 24172460, 29006952, 36258690, 48344920, 58013904, 72517380, 96689840, 145034760, 290069520]

約数ペア:

[(1, 290069520), (2, 145034760), (3, 96689840), (4, 72517380), (5, 58013904), (6, 48344920), (8, 36258690), (10, 29006952), (12, 24172460), (13, 22313040), (15, 19337968), (16, 18129345), (20, 14503476), (24, 12086230), (26, 11156520), (30, 9668984), (39, 7437680), (40, 7251738), (48, 6043115), (52, 5578260), (60, 4834492), (65, 4462608), (78, 3718840), (80, 3625869), (104, 2789130), (120, 2417246), (130, 2231304), (156, 1859420), (195, 1487536), (208, 1394565), (239, 1213680), (240, 1208623), (260, 1115652), (312, 929710), (389, 745680), (390, 743768), (478, 606840), (520, 557826), (624, 464855), (717, 404560), (778, 372840), (780, 371884), (956, 303420), (1040, 278913), (1167, 248560), (1195, 242736), (1434, 202280), (1556, 186420), (1560, 185942), (1912, 151710), (1945, 149136), (2334, 124280), (2390, 121368), (2868, 101140), (3107, 93360), (3112, 93210), (3120, 92971), (3585, 80912), (3824, 75855), (3890, 74568), (4668, 62140), (4780, 60684), (5057, 57360), (5736, 50570), (5835, 49712), (6214, 46680), (6224, 46605), (7170, 40456), (7780, 37284), (9321, 31120), (9336, 31070), (9560, 30342), (10114, 28680), (11472, 25285), (11670, 24856), (12428, 23340), (14340, 20228), (15171, 19120), (15535, 18672), (15560, 18642)]