643846080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{670673}}^1$

素因数の和:670693

約数の個数: 56

約数和(自身を含む): 2044214352

約数和(自身を除く): 1400368272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 670673, 1341346, 2012019, 2682692, 3353365, 4024038, 5365384, 6706730, 8048076, 10060095, 10730768, 13413460, 16096152, 20120190, 21461536, 26826920, 32192304, 40240380, 42923072, 53653840, 64384608, 80480760, 107307680, 128769216, 160961520, 214615360, 321923040, 643846080]

約数ペア:

[(1, 643846080), (2, 321923040), (3, 214615360), (4, 160961520), (5, 128769216), (6, 107307680), (8, 80480760), (10, 64384608), (12, 53653840), (15, 42923072), (16, 40240380), (20, 32192304), (24, 26826920), (30, 21461536), (32, 20120190), (40, 16096152), (48, 13413460), (60, 10730768), (64, 10060095), (80, 8048076), (96, 6706730), (120, 5365384), (160, 4024038), (192, 3353365), (240, 2682692), (320, 2012019), (480, 1341346), (960, 670673)]