15373740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 43257312

約数和(自身を除く): 27883572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 997, 1028, 1285, 1542, 1994, 2570, 2991, 3084, 3855, 3988, 4985, 5140, 5982, 7710, 9970, 11964, 14955, 15420, 19940, 29910, 59820, 256229, 512458, 768687, 1024916, 1281145, 1537374, 2562290, 3074748, 3843435, 5124580, 7686870, 15373740]

約数ペア:

[(1, 15373740), (2, 7686870), (3, 5124580), (4, 3843435), (5, 3074748), (6, 2562290), (10, 1537374), (12, 1281145), (15, 1024916), (20, 768687), (30, 512458), (60, 256229), (257, 59820), (514, 29910), (771, 19940), (997, 15420), (1028, 14955), (1285, 11964), (1542, 9970), (1994, 7710), (2570, 5982), (2991, 5140), (3084, 4985), (3855, 3988)]