65551440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{273131}}^1$

素因数の和:273147

約数の個数: 40

約数和(自身を含む): 203210208

約数和(自身を除く): 137658768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 273131, 546262, 819393, 1092524, 1365655, 1638786, 2185048, 2731310, 3277572, 4096965, 4370096, 5462620, 6555144, 8193930, 10925240, 13110288, 16387860, 21850480, 32775720, 65551440]

約数ペア:

[(1, 65551440), (2, 32775720), (3, 21850480), (4, 16387860), (5, 13110288), (6, 10925240), (8, 8193930), (10, 6555144), (12, 5462620), (15, 4370096), (16, 4096965), (20, 3277572), (24, 2731310), (30, 2185048), (40, 1638786), (48, 1365655), (60, 1092524), (80, 819393), (120, 546262), (240, 273131)]