156719280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{652997}}^1$

素因数の和:653013

約数の個数: 40

約数和(自身を含む): 485830512

約数和(自身を除く): 329111232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 652997, 1305994, 1958991, 2611988, 3264985, 3917982, 5223976, 6529970, 7835964, 9794955, 10447952, 13059940, 15671928, 19589910, 26119880, 31343856, 39179820, 52239760, 78359640, 156719280]

約数ペア:

[(1, 156719280), (2, 78359640), (3, 52239760), (4, 39179820), (5, 31343856), (6, 26119880), (8, 19589910), (10, 15671928), (12, 13059940), (15, 10447952), (16, 9794955), (20, 7835964), (24, 6529970), (30, 5223976), (40, 3917982), (48, 3264985), (60, 2611988), (80, 1958991), (120, 1305994), (240, 652997)]