72865240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{601}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 188112960

約数和(自身を除く): 115247720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 433, 601, 866, 1202, 1732, 2165, 2404, 3005, 3031, 3464, 4207, 4330, 4808, 6010, 6062, 8414, 8660, 12020, 12124, 15155, 16828, 17320, 21035, 24040, 24248, 30310, 33656, 42070, 60620, 84140, 121240, 168280, 260233, 520466, 1040932, 1301165, 1821631, 2081864, 2602330, 3643262, 5204660, 7286524, 9108155, 10409320, 14573048, 18216310, 36432620, 72865240]

約数ペア:

[(1, 72865240), (2, 36432620), (4, 18216310), (5, 14573048), (7, 10409320), (8, 9108155), (10, 7286524), (14, 5204660), (20, 3643262), (28, 2602330), (35, 2081864), (40, 1821631), (56, 1301165), (70, 1040932), (140, 520466), (280, 260233), (433, 168280), (601, 121240), (866, 84140), (1202, 60620), (1732, 42070), (2165, 33656), (2404, 30310), (3005, 24248), (3031, 24040), (3464, 21035), (4207, 17320), (4330, 16828), (4808, 15155), (6010, 12124), (6062, 12020), (8414, 8660)]