224986840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:893

約数の個数: 128

約数和(自身を含む): 596574720

約数和(自身を除く): 371587880

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 442, 520, 527, 620, 680, 806, 821, 884, 1054, 1105, 1240, 1612, 1642, 1768, 2015, 2108, 2210, 2635, 3224, 3284, 4030, 4105, 4216, 4420, 5270, 6568, 6851, 8060, 8210, 8840, 10540, 10673, 13702, 13957, 16120, 16420, 21080, 21346, 25451, 27404, 27914, 32840, 34255, 42692, 50902, 53365, 54808, 55828, 68510, 69785, 85384, 101804, 106730, 111656, 127255, 137020, 139570, 181441, 203608, 213460, 254510, 274040, 279140, 330863, 362882, 426920, 432667, 509020, 558280, 661726, 725764, 865334, 907205, 1018040, 1323452, 1451528, 1654315, 1730668, 1814410, 2163335, 2646904, 3308630, 3461336, 3628820, 4326670, 5624671, 6617260, 7257640, 8653340, 11249342, 13234520, 17306680, 22498684, 28123355, 44997368, 56246710, 112493420, 224986840]

約数ペア:

[(1, 224986840), (2, 112493420), (4, 56246710), (5, 44997368), (8, 28123355), (10, 22498684), (13, 17306680), (17, 13234520), (20, 11249342), (26, 8653340), (31, 7257640), (34, 6617260), (40, 5624671), (52, 4326670), (62, 3628820), (65, 3461336), (68, 3308630), (85, 2646904), (104, 2163335), (124, 1814410), (130, 1730668), (136, 1654315), (155, 1451528), (170, 1323452), (221, 1018040), (248, 907205), (260, 865334), (310, 725764), (340, 661726), (403, 558280), (442, 509020), (520, 432667), (527, 426920), (620, 362882), (680, 330863), (806, 279140), (821, 274040), (884, 254510), (1054, 213460), (1105, 203608), (1240, 181441), (1612, 139570), (1642, 137020), (1768, 127255), (2015, 111656), (2108, 106730), (2210, 101804), (2635, 85384), (3224, 69785), (3284, 68510), (4030, 55828), (4105, 54808), (4216, 53365), (4420, 50902), (5270, 42692), (6568, 34255), (6851, 32840), (8060, 27914), (8210, 27404), (8840, 25451), (10540, 21346), (10673, 21080), (13702, 16420), (13957, 16120)]