90103920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8731}}^1$

素因数の和:8790

約数の個数: 80

約数和(自身を含む): 285850752

約数和(自身を除く): 195746832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 8731, 10320, 17462, 26193, 34924, 43655, 52386, 69848, 87310, 104772, 130965, 139696, 174620, 209544, 261930, 349240, 375433, 419088, 523860, 698480, 750866, 1047720, 1126299, 1501732, 1877165, 2095440, 2252598, 3003464, 3754330, 4505196, 5631495, 6006928, 7508660, 9010392, 11262990, 15017320, 18020784, 22525980, 30034640, 45051960, 90103920]

約数ペア:

[(1, 90103920), (2, 45051960), (3, 30034640), (4, 22525980), (5, 18020784), (6, 15017320), (8, 11262990), (10, 9010392), (12, 7508660), (15, 6006928), (16, 5631495), (20, 4505196), (24, 3754330), (30, 3003464), (40, 2252598), (43, 2095440), (48, 1877165), (60, 1501732), (80, 1126299), (86, 1047720), (120, 750866), (129, 698480), (172, 523860), (215, 419088), (240, 375433), (258, 349240), (344, 261930), (430, 209544), (516, 174620), (645, 139696), (688, 130965), (860, 104772), (1032, 87310), (1290, 69848), (1720, 52386), (2064, 43655), (2580, 34924), (3440, 26193), (5160, 17462), (8731, 10320)]