51907860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1019}}^1$

素因数の和:1317

約数の個数: 72

約数和(自身を含む): 158165280

約数和(自身を除く): 106257420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1019, 1132, 1415, 1698, 2038, 2547, 2830, 3057, 3396, 4076, 4245, 5094, 5095, 5660, 6114, 8490, 9171, 10188, 10190, 12228, 12735, 15285, 16980, 18342, 20380, 25470, 30570, 36684, 45855, 50940, 61140, 91710, 183420, 288377, 576754, 865131, 1153508, 1441885, 1730262, 2595393, 2883770, 3460524, 4325655, 5190786, 5767540, 8651310, 10381572, 12976965, 17302620, 25953930, 51907860]

約数ペア:

[(1, 51907860), (2, 25953930), (3, 17302620), (4, 12976965), (5, 10381572), (6, 8651310), (9, 5767540), (10, 5190786), (12, 4325655), (15, 3460524), (18, 2883770), (20, 2595393), (30, 1730262), (36, 1441885), (45, 1153508), (60, 865131), (90, 576754), (180, 288377), (283, 183420), (566, 91710), (849, 61140), (1019, 50940), (1132, 45855), (1415, 36684), (1698, 30570), (2038, 25470), (2547, 20380), (2830, 18342), (3057, 16980), (3396, 15285), (4076, 12735), (4245, 12228), (5094, 10190), (5095, 10188), (5660, 9171), (6114, 8490)]