129686720

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6869}}^1$

素因数の和:6945

約数の個数: 56

約数和(自身を含む): 314096400

約数和(自身を除く): 184409680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 472, 590, 944, 1180, 1888, 2360, 3776, 4720, 6869, 9440, 13738, 18880, 27476, 34345, 54952, 68690, 109904, 137380, 219808, 274760, 405271, 439616, 549520, 810542, 1099040, 1621084, 2026355, 2198080, 3242168, 4052710, 6484336, 8105420, 12968672, 16210840, 25937344, 32421680, 64843360, 129686720]

約数ペア:

[(1, 129686720), (2, 64843360), (4, 32421680), (5, 25937344), (8, 16210840), (10, 12968672), (16, 8105420), (20, 6484336), (32, 4052710), (40, 3242168), (59, 2198080), (64, 2026355), (80, 1621084), (118, 1099040), (160, 810542), (236, 549520), (295, 439616), (320, 405271), (472, 274760), (590, 219808), (944, 137380), (1180, 109904), (1888, 68690), (2360, 54952), (3776, 34345), (4720, 27476), (6869, 18880), (9440, 13738)]