68415660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1019}}^1$

素因数の和:1407

約数の個数: 72

約数和(自身を含む): 208288080

約数和(自身を除く): 139872420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 373, 746, 1019, 1119, 1492, 1865, 2038, 2238, 3057, 3357, 3730, 4076, 4476, 5095, 5595, 6114, 6714, 7460, 9171, 10190, 11190, 12228, 13428, 15285, 16785, 18342, 20380, 22380, 30570, 33570, 36684, 45855, 61140, 67140, 91710, 183420, 380087, 760174, 1140261, 1520348, 1900435, 2280522, 3420783, 3800870, 4561044, 5701305, 6841566, 7601740, 11402610, 13683132, 17103915, 22805220, 34207830, 68415660]

約数ペア:

[(1, 68415660), (2, 34207830), (3, 22805220), (4, 17103915), (5, 13683132), (6, 11402610), (9, 7601740), (10, 6841566), (12, 5701305), (15, 4561044), (18, 3800870), (20, 3420783), (30, 2280522), (36, 1900435), (45, 1520348), (60, 1140261), (90, 760174), (180, 380087), (373, 183420), (746, 91710), (1019, 67140), (1119, 61140), (1492, 45855), (1865, 36684), (2038, 33570), (2238, 30570), (3057, 22380), (3357, 20380), (3730, 18342), (4076, 16785), (4476, 15285), (5095, 13428), (5595, 12228), (6114, 11190), (6714, 10190), (7460, 9171)]