261736800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{8389}}^1$

素因数の和:8425

約数の個数: 144

約数和(自身を含む): 917597520

約数和(自身を除く): 655860720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 1040, 1200, 1248, 1300, 1560, 1950, 2080, 2400, 2600, 3120, 3900, 5200, 6240, 7800, 8389, 10400, 15600, 16778, 25167, 31200, 33556, 41945, 50334, 67112, 83890, 100668, 109057, 125835, 134224, 167780, 201336, 209725, 218114, 251670, 268448, 327171, 335560, 402672, 419450, 436228, 503340, 545285, 629175, 654342, 671120, 805344, 838900, 872456, 1006680, 1090570, 1258350, 1308684, 1342240, 1635855, 1677800, 1744912, 2013360, 2181140, 2516700, 2617368, 2726425, 3271710, 3355600, 3489824, 4026720, 4362280, 5033400, 5234736, 5452850, 6543420, 6711200, 8179275, 8724560, 10066800, 10469472, 10905700, 13086840, 16358550, 17449120, 20133600, 21811400, 26173680, 32717100, 43622800, 52347360, 65434200, 87245600, 130868400, 261736800]

約数ペア:

[(1, 261736800), (2, 130868400), (3, 87245600), (4, 65434200), (5, 52347360), (6, 43622800), (8, 32717100), (10, 26173680), (12, 21811400), (13, 20133600), (15, 17449120), (16, 16358550), (20, 13086840), (24, 10905700), (25, 10469472), (26, 10066800), (30, 8724560), (32, 8179275), (39, 6711200), (40, 6543420), (48, 5452850), (50, 5234736), (52, 5033400), (60, 4362280), (65, 4026720), (75, 3489824), (78, 3355600), (80, 3271710), (96, 2726425), (100, 2617368), (104, 2516700), (120, 2181140), (130, 2013360), (150, 1744912), (156, 1677800), (160, 1635855), (195, 1342240), (200, 1308684), (208, 1258350), (240, 1090570), (260, 1006680), (300, 872456), (312, 838900), (325, 805344), (390, 671120), (400, 654342), (416, 629175), (480, 545285), (520, 503340), (600, 436228), (624, 419450), (650, 402672), (780, 335560), (800, 327171), (975, 268448), (1040, 251670), (1200, 218114), (1248, 209725), (1300, 201336), (1560, 167780), (1950, 134224), (2080, 125835), (2400, 109057), (2600, 100668), (3120, 83890), (3900, 67112), (5200, 50334), (6240, 41945), (7800, 33556), (8389, 31200), (10400, 25167), (15600, 16778)]