83981640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9857}}^1$

素因数の和:9942

約数の個数: 64

約数和(自身を含む): 255519360

約数和(自身を除く): 171537720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 9857, 19714, 29571, 39428, 49285, 59142, 78856, 98570, 118284, 147855, 197140, 236568, 295710, 394280, 591420, 699847, 1182840, 1399694, 2099541, 2799388, 3499235, 4199082, 5598776, 6998470, 8398164, 10497705, 13996940, 16796328, 20995410, 27993880, 41990820, 83981640]

約数ペア:

[(1, 83981640), (2, 41990820), (3, 27993880), (4, 20995410), (5, 16796328), (6, 13996940), (8, 10497705), (10, 8398164), (12, 6998470), (15, 5598776), (20, 4199082), (24, 3499235), (30, 2799388), (40, 2099541), (60, 1399694), (71, 1182840), (120, 699847), (142, 591420), (213, 394280), (284, 295710), (355, 236568), (426, 197140), (568, 147855), (710, 118284), (852, 98570), (1065, 78856), (1420, 59142), (1704, 49285), (2130, 39428), (2840, 29571), (4260, 19714), (8520, 9857)]