123202020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{7577}}^1$

素因数の和:7860

約数の個数: 48

約数和(自身を含む): 346284288

約数和(自身を除く): 223082268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1355, 1626, 2710, 3252, 4065, 5420, 7577, 8130, 15154, 16260, 22731, 30308, 37885, 45462, 75770, 90924, 113655, 151540, 227310, 454620, 2053367, 4106734, 6160101, 8213468, 10266835, 12320202, 20533670, 24640404, 30800505, 41067340, 61601010, 123202020]

約数ペア:

[(1, 123202020), (2, 61601010), (3, 41067340), (4, 30800505), (5, 24640404), (6, 20533670), (10, 12320202), (12, 10266835), (15, 8213468), (20, 6160101), (30, 4106734), (60, 2053367), (271, 454620), (542, 227310), (813, 151540), (1084, 113655), (1355, 90924), (1626, 75770), (2710, 45462), (3252, 37885), (4065, 30308), (5420, 22731), (7577, 16260), (8130, 15154)]