149392740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{355697}}^1$

素因数の和:355716

約数の個数: 48

約数和(自身を含む): 478058112

約数和(自身を除く): 328665372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 355697, 711394, 1067091, 1422788, 1778485, 2134182, 2489879, 3556970, 4268364, 4979758, 5335455, 7113940, 7469637, 9959516, 10670910, 12449395, 14939274, 21341820, 24898790, 29878548, 37348185, 49797580, 74696370, 149392740]

約数ペア:

[(1, 149392740), (2, 74696370), (3, 49797580), (4, 37348185), (5, 29878548), (6, 24898790), (7, 21341820), (10, 14939274), (12, 12449395), (14, 10670910), (15, 9959516), (20, 7469637), (21, 7113940), (28, 5335455), (30, 4979758), (35, 4268364), (42, 3556970), (60, 2489879), (70, 2134182), (84, 1778485), (105, 1422788), (140, 1067091), (210, 711394), (420, 355697)]