139631710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 277758720

約数和(自身を除く): 138127010

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 79, 85, 158, 170, 185, 281, 370, 395, 562, 629, 790, 1258, 1343, 1405, 2686, 2810, 2923, 3145, 4777, 5846, 6290, 6715, 9554, 10397, 13430, 14615, 20794, 22199, 23885, 29230, 44398, 47770, 49691, 51985, 99382, 103970, 110995, 176749, 221990, 248455, 353498, 377383, 496910, 754766, 821363, 883745, 1642726, 1767490, 1886915, 3773830, 4106815, 8213630, 13963171, 27926342, 69815855, 139631710]

約数ペア:

[(1, 139631710), (2, 69815855), (5, 27926342), (10, 13963171), (17, 8213630), (34, 4106815), (37, 3773830), (74, 1886915), (79, 1767490), (85, 1642726), (158, 883745), (170, 821363), (185, 754766), (281, 496910), (370, 377383), (395, 353498), (562, 248455), (629, 221990), (790, 176749), (1258, 110995), (1343, 103970), (1405, 99382), (2686, 51985), (2810, 49691), (2923, 47770), (3145, 44398), (4777, 29230), (5846, 23885), (6290, 22199), (6715, 20794), (9554, 14615), (10397, 13430)]