31077840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{129491}}^1$

素因数の和:129507

約数の個数: 40

約数和(自身を含む): 96342048

約数和(自身を除く): 65264208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 129491, 258982, 388473, 517964, 647455, 776946, 1035928, 1294910, 1553892, 1942365, 2071856, 2589820, 3107784, 3884730, 5179640, 6215568, 7769460, 10359280, 15538920, 31077840]

約数ペア:

[(1, 31077840), (2, 15538920), (3, 10359280), (4, 7769460), (5, 6215568), (6, 5179640), (8, 3884730), (10, 3107784), (12, 2589820), (15, 2071856), (16, 1942365), (20, 1553892), (24, 1294910), (30, 1035928), (40, 776946), (48, 647455), (60, 517964), (80, 388473), (120, 258982), (240, 129491)]