156672040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6287}}^1$

素因数の和:6394

約数の個数: 64

約数和(自身を含む): 407462400

約数和(自身を除く): 250790360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 4984, 6230, 6287, 12460, 12574, 24920, 25148, 31435, 44009, 50296, 62870, 88018, 125740, 176036, 220045, 251480, 352072, 440090, 559543, 880180, 1119086, 1760360, 2238172, 2797715, 3916801, 4476344, 5595430, 7833602, 11190860, 15667204, 19584005, 22381720, 31334408, 39168010, 78336020, 156672040]

約数ペア:

[(1, 156672040), (2, 78336020), (4, 39168010), (5, 31334408), (7, 22381720), (8, 19584005), (10, 15667204), (14, 11190860), (20, 7833602), (28, 5595430), (35, 4476344), (40, 3916801), (56, 2797715), (70, 2238172), (89, 1760360), (140, 1119086), (178, 880180), (280, 559543), (356, 440090), (445, 352072), (623, 251480), (712, 220045), (890, 176036), (1246, 125740), (1780, 88018), (2492, 62870), (3115, 50296), (3560, 44009), (4984, 31435), (6230, 25148), (6287, 24920), (12460, 12574)]