407281680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:906

約数の個数: 240

約数和(自身を含む): 1502622576

約数和(自身を除く): 1095340896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 53, 60, 65, 72, 78, 80, 90, 104, 106, 117, 120, 130, 144, 156, 159, 180, 195, 208, 212, 234, 240, 260, 265, 312, 318, 360, 390, 424, 468, 477, 520, 530, 585, 624, 636, 689, 720, 780, 795, 821, 848, 936, 954, 1040, 1060, 1170, 1272, 1378, 1560, 1590, 1642, 1872, 1908, 2067, 2120, 2340, 2385, 2463, 2544, 2756, 3120, 3180, 3284, 3445, 3816, 4105, 4134, 4240, 4680, 4770, 4926, 5512, 6201, 6360, 6568, 6890, 7389, 7632, 8210, 8268, 9360, 9540, 9852, 10335, 10673, 11024, 12315, 12402, 12720, 13136, 13780, 14778, 16420, 16536, 19080, 19704, 20670, 21346, 24630, 24804, 27560, 29556, 31005, 32019, 32840, 33072, 36945, 38160, 39408, 41340, 42692, 43513, 49260, 49608, 53365, 55120, 59112, 62010, 64038, 65680, 73890, 82680, 85384, 87026, 96057, 98520, 99216, 106730, 118224, 124020, 128076, 130539, 147780, 160095, 165360, 170768, 174052, 192114, 197040, 213460, 217565, 248040, 256152, 261078, 295560, 320190, 348104, 384228, 391617, 426920, 435130, 480285, 496080, 512304, 522156, 565669, 591120, 640380, 652695, 696208, 768456, 783234, 853840, 870260, 960570, 1044312, 1131338, 1280760, 1305390, 1536912, 1566468, 1697007, 1740520, 1921140, 1958085, 2088624, 2262676, 2561520, 2610780, 2828345, 3132936, 3394014, 3481040, 3842280, 3916170, 4525352, 5091021, 5221560, 5656690, 6265872, 6788028, 7684560, 7832340, 8485035, 9050704, 10182042, 10443120, 11313380, 13576056, 15664680, 16970070, 20364084, 22626760, 25455105, 27152112, 31329360, 33940140, 40728168, 45253520, 50910210, 67880280, 81456336, 101820420, 135760560, 203640840, 407281680]

約数ペア:

[(1, 407281680), (2, 203640840), (3, 135760560), (4, 101820420), (5, 81456336), (6, 67880280), (8, 50910210), (9, 45253520), (10, 40728168), (12, 33940140), (13, 31329360), (15, 27152112), (16, 25455105), (18, 22626760), (20, 20364084), (24, 16970070), (26, 15664680), (30, 13576056), (36, 11313380), (39, 10443120), (40, 10182042), (45, 9050704), (48, 8485035), (52, 7832340), (53, 7684560), (60, 6788028), (65, 6265872), (72, 5656690), (78, 5221560), (80, 5091021), (90, 4525352), (104, 3916170), (106, 3842280), (117, 3481040), (120, 3394014), (130, 3132936), (144, 2828345), (156, 2610780), (159, 2561520), (180, 2262676), (195, 2088624), (208, 1958085), (212, 1921140), (234, 1740520), (240, 1697007), (260, 1566468), (265, 1536912), (312, 1305390), (318, 1280760), (360, 1131338), (390, 1044312), (424, 960570), (468, 870260), (477, 853840), (520, 783234), (530, 768456), (585, 696208), (624, 652695), (636, 640380), (689, 591120), (720, 565669), (780, 522156), (795, 512304), (821, 496080), (848, 480285), (936, 435130), (954, 426920), (1040, 391617), (1060, 384228), (1170, 348104), (1272, 320190), (1378, 295560), (1560, 261078), (1590, 256152), (1642, 248040), (1872, 217565), (1908, 213460), (2067, 197040), (2120, 192114), (2340, 174052), (2385, 170768), (2463, 165360), (2544, 160095), (2756, 147780), (3120, 130539), (3180, 128076), (3284, 124020), (3445, 118224), (3816, 106730), (4105, 99216), (4134, 98520), (4240, 96057), (4680, 87026), (4770, 85384), (4926, 82680), (5512, 73890), (6201, 65680), (6360, 64038), (6568, 62010), (6890, 59112), (7389, 55120), (7632, 53365), (8210, 49608), (8268, 49260), (9360, 43513), (9540, 42692), (9852, 41340), (10335, 39408), (10673, 38160), (11024, 36945), (12315, 33072), (12402, 32840), (12720, 32019), (13136, 31005), (13780, 29556), (14778, 27560), (16420, 24804), (16536, 24630), (19080, 21346), (19704, 20670)]