211694520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{3929}}^1$

素因数の和:4392

約数の個数: 64

約数和(自身を含む): 636660000

約数和(自身を除く): 424965480

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, 3929, 4490, 5388, 6735, 7858, 8980, 10776, 11787, 13470, 15716, 17960, 19645, 23574, 26940, 31432, 39290, 47148, 53880, 58935, 78580, 94296, 117870, 157160, 235740, 471480, 1764121, 3528242, 5292363, 7056484, 8820605, 10584726, 14112968, 17641210, 21169452, 26461815, 35282420, 42338904, 52923630, 70564840, 105847260, 211694520]

約数ペア:

[(1, 211694520), (2, 105847260), (3, 70564840), (4, 52923630), (5, 42338904), (6, 35282420), (8, 26461815), (10, 21169452), (12, 17641210), (15, 14112968), (20, 10584726), (24, 8820605), (30, 7056484), (40, 5292363), (60, 3528242), (120, 1764121), (449, 471480), (898, 235740), (1347, 157160), (1796, 117870), (2245, 94296), (2694, 78580), (3592, 58935), (3929, 53880), (4490, 47148), (5388, 39290), (6735, 31432), (7858, 26940), (8980, 23574), (10776, 19645), (11787, 17960), (13470, 15716)]