245616210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{389867}}^1$

素因数の和:389887

約数の個数: 48

約数和(自身を含む): 729832896

約数和(自身を除く): 484216686

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 389867, 779734, 1169601, 1949335, 2339202, 2729069, 3508803, 3898670, 5458138, 5848005, 7017606, 8187207, 11696010, 13645345, 16374414, 17544015, 24561621, 27290690, 35088030, 40936035, 49123242, 81872070, 122808105, 245616210]

約数ペア:

[(1, 245616210), (2, 122808105), (3, 81872070), (5, 49123242), (6, 40936035), (7, 35088030), (9, 27290690), (10, 24561621), (14, 17544015), (15, 16374414), (18, 13645345), (21, 11696010), (30, 8187207), (35, 7017606), (42, 5848005), (45, 5458138), (63, 3898670), (70, 3508803), (90, 2729069), (105, 2339202), (126, 1949335), (210, 1169601), (315, 779734), (630, 389867)]