90321240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1877}}^1$

素因数の和:2292

約数の個数: 64

約数和(自身を含む): 271784160

約数和(自身を除く): 181462920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1604, 1877, 2005, 2406, 3208, 3754, 4010, 4812, 5631, 6015, 7508, 8020, 9385, 9624, 11262, 12030, 15016, 16040, 18770, 22524, 24060, 28155, 37540, 45048, 48120, 56310, 75080, 112620, 225240, 752677, 1505354, 2258031, 3010708, 3763385, 4516062, 6021416, 7526770, 9032124, 11290155, 15053540, 18064248, 22580310, 30107080, 45160620, 90321240]

約数ペア:

[(1, 90321240), (2, 45160620), (3, 30107080), (4, 22580310), (5, 18064248), (6, 15053540), (8, 11290155), (10, 9032124), (12, 7526770), (15, 6021416), (20, 4516062), (24, 3763385), (30, 3010708), (40, 2258031), (60, 1505354), (120, 752677), (401, 225240), (802, 112620), (1203, 75080), (1604, 56310), (1877, 48120), (2005, 45048), (2406, 37540), (3208, 28155), (3754, 24060), (4010, 22524), (4812, 18770), (5631, 16040), (6015, 15016), (7508, 12030), (8020, 11262), (9385, 9624)]