217432920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{761}}^1\times {\mathrm{2381}}^1$

素因数の和:3156

約数の個数: 64

約数和(自身を含む): 653430240

約数和(自身を除く): 435997320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 761, 1522, 2283, 2381, 3044, 3805, 4566, 4762, 6088, 7143, 7610, 9132, 9524, 11415, 11905, 14286, 15220, 18264, 19048, 22830, 23810, 28572, 30440, 35715, 45660, 47620, 57144, 71430, 91320, 95240, 142860, 285720, 1811941, 3623882, 5435823, 7247764, 9059705, 10871646, 14495528, 18119410, 21743292, 27179115, 36238820, 43486584, 54358230, 72477640, 108716460, 217432920]

約数ペア:

[(1, 217432920), (2, 108716460), (3, 72477640), (4, 54358230), (5, 43486584), (6, 36238820), (8, 27179115), (10, 21743292), (12, 18119410), (15, 14495528), (20, 10871646), (24, 9059705), (30, 7247764), (40, 5435823), (60, 3623882), (120, 1811941), (761, 285720), (1522, 142860), (2283, 95240), (2381, 91320), (3044, 71430), (3805, 57144), (4566, 47620), (4762, 45660), (6088, 35715), (7143, 30440), (7610, 28572), (9132, 23810), (9524, 22830), (11415, 19048), (11905, 18264), (14286, 15220)]