647229720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5393581}}^1$

素因数の和:5393595

約数の個数: 32

約数和(自身を含む): 1941689520

約数和(自身を除く): 1294459800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5393581, 10787162, 16180743, 21574324, 26967905, 32361486, 43148648, 53935810, 64722972, 80903715, 107871620, 129445944, 161807430, 215743240, 323614860, 647229720]

約数ペア:

[(1, 647229720), (2, 323614860), (3, 215743240), (4, 161807430), (5, 129445944), (6, 107871620), (8, 80903715), (10, 64722972), (12, 53935810), (15, 43148648), (20, 32361486), (24, 26967905), (30, 21574324), (40, 16180743), (60, 10787162), (120, 5393581)]