68223780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1409}}^1$

素因数の和:1693

約数の個数: 72

約数和(自身を含む): 207862200

約数和(自身を除く): 139638420

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, 1409, 1614, 2421, 2690, 2818, 3228, 4035, 4227, 4842, 5380, 5636, 7045, 8070, 8454, 9684, 12105, 12681, 14090, 16140, 16908, 21135, 24210, 25362, 28180, 42270, 48420, 50724, 63405, 84540, 126810, 253620, 379021, 758042, 1137063, 1516084, 1895105, 2274126, 3411189, 3790210, 4548252, 5685315, 6822378, 7580420, 11370630, 13644756, 17055945, 22741260, 34111890, 68223780]

約数ペア:

[(1, 68223780), (2, 34111890), (3, 22741260), (4, 17055945), (5, 13644756), (6, 11370630), (9, 7580420), (10, 6822378), (12, 5685315), (15, 4548252), (18, 3790210), (20, 3411189), (30, 2274126), (36, 1895105), (45, 1516084), (60, 1137063), (90, 758042), (180, 379021), (269, 253620), (538, 126810), (807, 84540), (1076, 63405), (1345, 50724), (1409, 48420), (1614, 42270), (2421, 28180), (2690, 25362), (2818, 24210), (3228, 21135), (4035, 16908), (4227, 16140), (4842, 14090), (5380, 12681), (5636, 12105), (7045, 9684), (8070, 8454)]