156679360

素因数分解:

$2^6\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1163}}^1$

素因数の和:1601

約数の個数: 56

約数和(自身を含む): 374300496

約数和(自身を除く): 217621136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 421, 842, 1163, 1684, 2105, 2326, 3368, 4210, 4652, 5815, 6736, 8420, 9304, 11630, 13472, 16840, 18608, 23260, 26944, 33680, 37216, 46520, 67360, 74432, 93040, 134720, 186080, 372160, 489623, 979246, 1958492, 2448115, 3916984, 4896230, 7833968, 9792460, 15667936, 19584920, 31335872, 39169840, 78339680, 156679360]

約数ペア:

[(1, 156679360), (2, 78339680), (4, 39169840), (5, 31335872), (8, 19584920), (10, 15667936), (16, 9792460), (20, 7833968), (32, 4896230), (40, 3916984), (64, 2448115), (80, 1958492), (160, 979246), (320, 489623), (421, 372160), (842, 186080), (1163, 134720), (1684, 93040), (2105, 74432), (2326, 67360), (3368, 46520), (4210, 37216), (4652, 33680), (5815, 26944), (6736, 23260), (8420, 18608), (9304, 16840), (11630, 13472)]