81866940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{36877}}^1$

素因数の和:36926

約数の個数: 48

約数和(自身を含む): 235429152

約数和(自身を除く): 153562212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 36877, 73754, 110631, 147508, 184385, 221262, 368770, 442524, 553155, 737540, 1106310, 1364449, 2212620, 2728898, 4093347, 5457796, 6822245, 8186694, 13644490, 16373388, 20466735, 27288980, 40933470, 81866940]

約数ペア:

[(1, 81866940), (2, 40933470), (3, 27288980), (4, 20466735), (5, 16373388), (6, 13644490), (10, 8186694), (12, 6822245), (15, 5457796), (20, 4093347), (30, 2728898), (37, 2212620), (60, 1364449), (74, 1106310), (111, 737540), (148, 553155), (185, 442524), (222, 368770), (370, 221262), (444, 184385), (555, 147508), (740, 110631), (1110, 73754), (2220, 36877)]