71664540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{17827}}^1$

素因数の和:17906

約数の個数: 48

約数和(自身を含む): 203667072

約数和(自身を除く): 132002532

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, 17827, 35654, 53481, 71308, 89135, 106962, 178270, 213924, 267405, 356540, 534810, 1069620, 1194409, 2388818, 3583227, 4777636, 5972045, 7166454, 11944090, 14332908, 17916135, 23888180, 35832270, 71664540]

約数ペア:

[(1, 71664540), (2, 35832270), (3, 23888180), (4, 17916135), (5, 14332908), (6, 11944090), (10, 7166454), (12, 5972045), (15, 4777636), (20, 3583227), (30, 2388818), (60, 1194409), (67, 1069620), (134, 534810), (201, 356540), (268, 267405), (335, 213924), (402, 178270), (670, 106962), (804, 89135), (1005, 71308), (1340, 53481), (2010, 35654), (4020, 17827)]