1257239568

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{2351}}^1$

素因数の和:3232

約数の個数: 80

約数和(自身を含む): 3503275776

約数和(自身を除く): 2246036208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 857, 1714, 2351, 2571, 3428, 4702, 5142, 6856, 7053, 9404, 10284, 11141, 13712, 14106, 18808, 20568, 22282, 28212, 30563, 33423, 37616, 41136, 44564, 56424, 61126, 66846, 89128, 91689, 112848, 122252, 133692, 178256, 183378, 244504, 267384, 366756, 489008, 534768, 733512, 1467024, 2014807, 4029614, 6044421, 8059228, 12088842, 16118456, 24177684, 26192491, 32236912, 48355368, 52384982, 78577473, 96710736, 104769964, 157154946, 209539928, 314309892, 419079856, 628619784, 1257239568]

約数ペア:

[(1, 1257239568), (2, 628619784), (3, 419079856), (4, 314309892), (6, 209539928), (8, 157154946), (12, 104769964), (13, 96710736), (16, 78577473), (24, 52384982), (26, 48355368), (39, 32236912), (48, 26192491), (52, 24177684), (78, 16118456), (104, 12088842), (156, 8059228), (208, 6044421), (312, 4029614), (624, 2014807), (857, 1467024), (1714, 733512), (2351, 534768), (2571, 489008), (3428, 366756), (4702, 267384), (5142, 244504), (6856, 183378), (7053, 178256), (9404, 133692), (10284, 122252), (11141, 112848), (13712, 91689), (14106, 89128), (18808, 66846), (20568, 61126), (22282, 56424), (28212, 44564), (30563, 41136), (33423, 37616)]