278345490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2113}}^1\times {\mathrm{4391}}^1$

素因数の和:6514

約数の個数: 32

約数和(自身を含む): 668497536

約数和(自身を除く): 390152046

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2113, 4226, 4391, 6339, 8782, 10565, 12678, 13173, 21130, 21955, 26346, 31695, 43910, 63390, 65865, 131730, 9278183, 18556366, 27834549, 46390915, 55669098, 92781830, 139172745, 278345490]

約数ペア:

[(1, 278345490), (2, 139172745), (3, 92781830), (5, 55669098), (6, 46390915), (10, 27834549), (15, 18556366), (30, 9278183), (2113, 131730), (4226, 65865), (4391, 63390), (6339, 43910), (8782, 31695), (10565, 26346), (12678, 21955), (13173, 21130)]