142920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{397}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 465660

約数和(自身を除く): 322740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 397, 794, 1191, 1588, 1985, 2382, 3176, 3573, 3970, 4764, 5955, 7146, 7940, 9528, 11910, 14292, 15880, 17865, 23820, 28584, 35730, 47640, 71460, 142920]

約数ペア:

[(1, 142920), (2, 71460), (3, 47640), (4, 35730), (5, 28584), (6, 23820), (8, 17865), (9, 15880), (10, 14292), (12, 11910), (15, 9528), (18, 7940), (20, 7146), (24, 5955), (30, 4764), (36, 3970), (40, 3573), (45, 3176), (60, 2382), (72, 1985), (90, 1588), (120, 1191), (180, 794), (360, 397)]