164170620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5039}}^1$

素因数の和:5235

約数の個数: 72

約数和(自身を含む): 500834880

約数和(自身を除く): 336664260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2715, 3258, 3620, 5039, 5430, 6516, 8145, 10078, 10860, 15117, 16290, 20156, 25195, 30234, 32580, 45351, 50390, 60468, 75585, 90702, 100780, 151170, 181404, 226755, 302340, 453510, 907020, 912059, 1824118, 2736177, 3648236, 4560295, 5472354, 8208531, 9120590, 10944708, 13680885, 16417062, 18241180, 27361770, 32834124, 41042655, 54723540, 82085310, 164170620]

約数ペア:

[(1, 164170620), (2, 82085310), (3, 54723540), (4, 41042655), (5, 32834124), (6, 27361770), (9, 18241180), (10, 16417062), (12, 13680885), (15, 10944708), (18, 9120590), (20, 8208531), (30, 5472354), (36, 4560295), (45, 3648236), (60, 2736177), (90, 1824118), (180, 912059), (181, 907020), (362, 453510), (543, 302340), (724, 226755), (905, 181404), (1086, 151170), (1629, 100780), (1810, 90702), (2172, 75585), (2715, 60468), (3258, 50390), (3620, 45351), (5039, 32580), (5430, 30234), (6516, 25195), (8145, 20156), (10078, 16290), (10860, 15117)]