219776520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4079}}^1$

素因数の和:4542

約数の個数: 64

約数和(自身を含む): 660960000

約数和(自身を除く): 441183480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 449, 898, 1347, 1796, 2245, 2694, 3592, 4079, 4490, 5388, 6735, 8158, 8980, 10776, 12237, 13470, 16316, 17960, 20395, 24474, 26940, 32632, 40790, 48948, 53880, 61185, 81580, 97896, 122370, 163160, 244740, 489480, 1831471, 3662942, 5494413, 7325884, 9157355, 10988826, 14651768, 18314710, 21977652, 27472065, 36629420, 43955304, 54944130, 73258840, 109888260, 219776520]

約数ペア:

[(1, 219776520), (2, 109888260), (3, 73258840), (4, 54944130), (5, 43955304), (6, 36629420), (8, 27472065), (10, 21977652), (12, 18314710), (15, 14651768), (20, 10988826), (24, 9157355), (30, 7325884), (40, 5494413), (60, 3662942), (120, 1831471), (449, 489480), (898, 244740), (1347, 163160), (1796, 122370), (2245, 97896), (2694, 81580), (3592, 61185), (4079, 53880), (4490, 48948), (5388, 40790), (6735, 32632), (8158, 26940), (8980, 24474), (10776, 20395), (12237, 17960), (13470, 16316)]