71806860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1483}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 218771280

約数和(自身を除く): 146964420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1483, 1614, 2421, 2690, 2966, 3228, 4035, 4449, 4842, 5380, 5932, 7415, 8070, 8898, 9684, 12105, 13347, 14830, 16140, 17796, 22245, 24210, 26694, 29660, 44490, 48420, 53388, 66735, 88980, 133470, 266940, 398927, 797854, 1196781, 1595708, 1994635, 2393562, 3590343, 3989270, 4787124, 5983905, 7180686, 7978540, 11967810, 14361372, 17951715, 23935620, 35903430, 71806860]

約数ペア:

[(1, 71806860), (2, 35903430), (3, 23935620), (4, 17951715), (5, 14361372), (6, 11967810), (9, 7978540), (10, 7180686), (12, 5983905), (15, 4787124), (18, 3989270), (20, 3590343), (30, 2393562), (36, 1994635), (45, 1595708), (60, 1196781), (90, 797854), (180, 398927), (269, 266940), (538, 133470), (807, 88980), (1076, 66735), (1345, 53388), (1483, 48420), (1614, 44490), (2421, 29660), (2690, 26694), (2966, 24210), (3228, 22245), (4035, 17796), (4449, 16140), (4842, 14830), (5380, 13347), (5932, 12105), (7415, 9684), (8070, 8898)]