218278840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22093}}^1$

素因数の和:22136

約数の個数: 64

約数和(自身を含む): 556768800

約数和(自身を除く): 338489960

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 22093, 44186, 88372, 110465, 176744, 220930, 287209, 419767, 441860, 574418, 839534, 883720, 1148836, 1436045, 1679068, 2098835, 2297672, 2872090, 3358136, 4197670, 5456971, 5744180, 8395340, 10913942, 11488360, 16790680, 21827884, 27284855, 43655768, 54569710, 109139420, 218278840]

約数ペア:

[(1, 218278840), (2, 109139420), (4, 54569710), (5, 43655768), (8, 27284855), (10, 21827884), (13, 16790680), (19, 11488360), (20, 10913942), (26, 8395340), (38, 5744180), (40, 5456971), (52, 4197670), (65, 3358136), (76, 2872090), (95, 2297672), (104, 2098835), (130, 1679068), (152, 1436045), (190, 1148836), (247, 883720), (260, 839534), (380, 574418), (494, 441860), (520, 419767), (760, 287209), (988, 220930), (1235, 176744), (1976, 110465), (2470, 88372), (4940, 44186), (9880, 22093)]