161570360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2039}}^1$

素因数の和:2340

約数の個数: 64

約数和(自身を含む): 417139200

約数和(自身を除く): 255568840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 1132, 1415, 1981, 2039, 2264, 2830, 3962, 4078, 5660, 7924, 8156, 9905, 10195, 11320, 14273, 15848, 16312, 19810, 20390, 28546, 39620, 40780, 57092, 71365, 79240, 81560, 114184, 142730, 285460, 570920, 577037, 1154074, 2308148, 2885185, 4039259, 4616296, 5770370, 8078518, 11540740, 16157036, 20196295, 23081480, 32314072, 40392590, 80785180, 161570360]

約数ペア:

[(1, 161570360), (2, 80785180), (4, 40392590), (5, 32314072), (7, 23081480), (8, 20196295), (10, 16157036), (14, 11540740), (20, 8078518), (28, 5770370), (35, 4616296), (40, 4039259), (56, 2885185), (70, 2308148), (140, 1154074), (280, 577037), (283, 570920), (566, 285460), (1132, 142730), (1415, 114184), (1981, 81560), (2039, 79240), (2264, 71365), (2830, 57092), (3962, 40780), (4078, 39620), (5660, 28546), (7924, 20390), (8156, 19810), (9905, 16312), (10195, 15848), (11320, 14273)]