160717640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 387150840

約数和(自身を除く): 226433200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 113, 124, 148, 155, 185, 226, 248, 296, 310, 370, 452, 565, 620, 740, 904, 961, 1130, 1147, 1240, 1480, 1922, 2260, 2294, 3503, 3844, 4181, 4520, 4588, 4805, 5735, 7006, 7688, 8362, 9176, 9610, 11470, 14012, 16724, 17515, 19220, 20905, 22940, 28024, 33448, 35030, 35557, 38440, 41810, 45880, 70060, 71114, 83620, 108593, 129611, 140120, 142228, 167240, 177785, 217186, 259222, 284456, 355570, 434372, 518444, 542965, 648055, 711140, 868744, 1036888, 1085930, 1296110, 1422280, 2171860, 2592220, 4017941, 4343720, 5184440, 8035882, 16071764, 20089705, 32143528, 40179410, 80358820, 160717640]

約数ペア:

[(1, 160717640), (2, 80358820), (4, 40179410), (5, 32143528), (8, 20089705), (10, 16071764), (20, 8035882), (31, 5184440), (37, 4343720), (40, 4017941), (62, 2592220), (74, 2171860), (113, 1422280), (124, 1296110), (148, 1085930), (155, 1036888), (185, 868744), (226, 711140), (248, 648055), (296, 542965), (310, 518444), (370, 434372), (452, 355570), (565, 284456), (620, 259222), (740, 217186), (904, 177785), (961, 167240), (1130, 142228), (1147, 140120), (1240, 129611), (1480, 108593), (1922, 83620), (2260, 71114), (2294, 70060), (3503, 45880), (3844, 41810), (4181, 38440), (4520, 35557), (4588, 35030), (4805, 33448), (5735, 28024), (7006, 22940), (7688, 20905), (8362, 19220), (9176, 17515), (9610, 16724), (11470, 14012)]