1279530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{677}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 3905280

約数和(自身を除く): 2625750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 677, 945, 1354, 1890, 2031, 3385, 4062, 4739, 6093, 6770, 9478, 10155, 12186, 14217, 18279, 20310, 23695, 28434, 30465, 36558, 42651, 47390, 60930, 71085, 85302, 91395, 127953, 142170, 182790, 213255, 255906, 426510, 639765, 1279530]

約数ペア:

[(1, 1279530), (2, 639765), (3, 426510), (5, 255906), (6, 213255), (7, 182790), (9, 142170), (10, 127953), (14, 91395), (15, 85302), (18, 71085), (21, 60930), (27, 47390), (30, 42651), (35, 36558), (42, 30465), (45, 28434), (54, 23695), (63, 20310), (70, 18279), (90, 14217), (105, 12186), (126, 10155), (135, 9478), (189, 6770), (210, 6093), (270, 4739), (315, 4062), (378, 3385), (630, 2031), (677, 1890), (945, 1354)]