645817020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{160651}}^1$

素因数の和:160730

約数の個数: 48

約数和(自身を含む): 1835288448

約数和(自身を除く): 1189471428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 160651, 321302, 481953, 642604, 803255, 963906, 1606510, 1927812, 2409765, 3213020, 4819530, 9639060, 10763617, 21527234, 32290851, 43054468, 53818085, 64581702, 107636170, 129163404, 161454255, 215272340, 322908510, 645817020]

約数ペア:

[(1, 645817020), (2, 322908510), (3, 215272340), (4, 161454255), (5, 129163404), (6, 107636170), (10, 64581702), (12, 53818085), (15, 43054468), (20, 32290851), (30, 21527234), (60, 10763617), (67, 9639060), (134, 4819530), (201, 3213020), (268, 2409765), (335, 1927812), (402, 1606510), (670, 963906), (804, 803255), (1005, 642604), (1340, 481953), (2010, 321302), (4020, 160651)]