15723660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3691}}^1$

素因数の和:3774

約数の個数: 48

約数和(自身を含む): 44658432

約数和(自身を除く): 28934772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 3691, 4260, 7382, 11073, 14764, 18455, 22146, 36910, 44292, 55365, 73820, 110730, 221460, 262061, 524122, 786183, 1048244, 1310305, 1572366, 2620610, 3144732, 3930915, 5241220, 7861830, 15723660]

約数ペア:

[(1, 15723660), (2, 7861830), (3, 5241220), (4, 3930915), (5, 3144732), (6, 2620610), (10, 1572366), (12, 1310305), (15, 1048244), (20, 786183), (30, 524122), (60, 262061), (71, 221460), (142, 110730), (213, 73820), (284, 55365), (355, 44292), (426, 36910), (710, 22146), (852, 18455), (1065, 14764), (1420, 11073), (2130, 7382), (3691, 4260)]