1999202280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{248657}}^1$

素因数の和:248738

約数の個数: 64

約数和(自身を含む): 6087147840

約数和(自身を除く): 4087945560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 4020, 8040, 248657, 497314, 745971, 994628, 1243285, 1491942, 1989256, 2486570, 2983884, 3729855, 4973140, 5967768, 7459710, 9946280, 14919420, 16660019, 29838840, 33320038, 49980057, 66640076, 83300095, 99960114, 133280152, 166600190, 199920228, 249900285, 333200380, 399840456, 499800570, 666400760, 999601140, 1999202280]

約数ペア:

[(1, 1999202280), (2, 999601140), (3, 666400760), (4, 499800570), (5, 399840456), (6, 333200380), (8, 249900285), (10, 199920228), (12, 166600190), (15, 133280152), (20, 99960114), (24, 83300095), (30, 66640076), (40, 49980057), (60, 33320038), (67, 29838840), (120, 16660019), (134, 14919420), (201, 9946280), (268, 7459710), (335, 5967768), (402, 4973140), (536, 3729855), (670, 2983884), (804, 2486570), (1005, 1989256), (1340, 1491942), (1608, 1243285), (2010, 994628), (2680, 745971), (4020, 497314), (8040, 248657)]