61956540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4357}}^1$

素因数の和:4451

約数の個数: 72

約数和(自身を含む): 190357440

約数和(自身を除く): 128400900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4357, 4740, 7110, 8714, 13071, 14220, 17428, 21785, 26142, 39213, 43570, 52284, 65355, 78426, 87140, 130710, 156852, 196065, 261420, 344203, 392130, 688406, 784260, 1032609, 1376812, 1721015, 2065218, 3097827, 3442030, 4130436, 5163045, 6195654, 6884060, 10326090, 12391308, 15489135, 20652180, 30978270, 61956540]

約数ペア:

[(1, 61956540), (2, 30978270), (3, 20652180), (4, 15489135), (5, 12391308), (6, 10326090), (9, 6884060), (10, 6195654), (12, 5163045), (15, 4130436), (18, 3442030), (20, 3097827), (30, 2065218), (36, 1721015), (45, 1376812), (60, 1032609), (79, 784260), (90, 688406), (158, 392130), (180, 344203), (237, 261420), (316, 196065), (395, 156852), (474, 130710), (711, 87140), (790, 78426), (948, 65355), (1185, 52284), (1422, 43570), (1580, 39213), (2370, 26142), (2844, 21785), (3555, 17428), (4357, 14220), (4740, 13071), (7110, 8714)]