72534840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86351}}^1$

素因数の和:86372

約数の個数: 64

約数和(自身を含む): 248693760

約数和(自身を除く): 176158920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86351, 172702, 259053, 345404, 431755, 518106, 604457, 690808, 863510, 1036212, 1208914, 1295265, 1727020, 1813371, 2072424, 2417828, 2590530, 3022285, 3454040, 3626742, 4835656, 5181060, 6044570, 7253484, 9066855, 10362120, 12089140, 14506968, 18133710, 24178280, 36267420, 72534840]

約数ペア:

[(1, 72534840), (2, 36267420), (3, 24178280), (4, 18133710), (5, 14506968), (6, 12089140), (7, 10362120), (8, 9066855), (10, 7253484), (12, 6044570), (14, 5181060), (15, 4835656), (20, 3626742), (21, 3454040), (24, 3022285), (28, 2590530), (30, 2417828), (35, 2072424), (40, 1813371), (42, 1727020), (56, 1295265), (60, 1208914), (70, 1036212), (84, 863510), (105, 690808), (120, 604457), (140, 518106), (168, 431755), (210, 345404), (280, 259053), (420, 172702), (840, 86351)]