89097720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 282839040

約数和(自身を除く): 193741320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 557, 620, 645, 744, 860, 930, 1032, 1114, 1240, 1290, 1333, 1671, 1720, 1860, 2228, 2580, 2666, 2785, 3342, 3720, 3999, 4456, 5160, 5332, 5570, 6665, 6684, 7998, 8355, 10664, 11140, 13330, 13368, 15996, 16710, 17267, 19995, 22280, 23951, 26660, 31992, 33420, 34534, 39990, 47902, 51801, 53320, 66840, 69068, 71853, 79980, 86335, 95804, 103602, 119755, 138136, 143706, 159960, 172670, 191608, 207204, 239510, 259005, 287412, 345340, 359265, 414408, 479020, 518010, 574824, 690680, 718530, 742481, 958040, 1036020, 1437060, 1484962, 2072040, 2227443, 2874120, 2969924, 3712405, 4454886, 5939848, 7424810, 8909772, 11137215, 14849620, 17819544, 22274430, 29699240, 44548860, 89097720]

約数ペア:

[(1, 89097720), (2, 44548860), (3, 29699240), (4, 22274430), (5, 17819544), (6, 14849620), (8, 11137215), (10, 8909772), (12, 7424810), (15, 5939848), (20, 4454886), (24, 3712405), (30, 2969924), (31, 2874120), (40, 2227443), (43, 2072040), (60, 1484962), (62, 1437060), (86, 1036020), (93, 958040), (120, 742481), (124, 718530), (129, 690680), (155, 574824), (172, 518010), (186, 479020), (215, 414408), (248, 359265), (258, 345340), (310, 287412), (344, 259005), (372, 239510), (430, 207204), (465, 191608), (516, 172670), (557, 159960), (620, 143706), (645, 138136), (744, 119755), (860, 103602), (930, 95804), (1032, 86335), (1114, 79980), (1240, 71853), (1290, 69068), (1333, 66840), (1671, 53320), (1720, 51801), (1860, 47902), (2228, 39990), (2580, 34534), (2666, 33420), (2785, 31992), (3342, 26660), (3720, 23951), (3999, 22280), (4456, 19995), (5160, 17267), (5332, 16710), (5570, 15996), (6665, 13368), (6684, 13330), (7998, 11140), (8355, 10664)]