1461315780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{28687}}^1$

素因数の和:28985

約数の個数: 72

約数和(自身を含む): 4448476032

約数和(自身を除く): 2987160252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1132, 1415, 1698, 2547, 2830, 3396, 4245, 5094, 5660, 8490, 10188, 12735, 16980, 25470, 28687, 50940, 57374, 86061, 114748, 143435, 172122, 258183, 286870, 344244, 430305, 516366, 573740, 860610, 1032732, 1290915, 1721220, 2581830, 5163660, 8118421, 16236842, 24355263, 32473684, 40592105, 48710526, 73065789, 81184210, 97421052, 121776315, 146131578, 162368420, 243552630, 292263156, 365328945, 487105260, 730657890, 1461315780]

約数ペア:

[(1, 1461315780), (2, 730657890), (3, 487105260), (4, 365328945), (5, 292263156), (6, 243552630), (9, 162368420), (10, 146131578), (12, 121776315), (15, 97421052), (18, 81184210), (20, 73065789), (30, 48710526), (36, 40592105), (45, 32473684), (60, 24355263), (90, 16236842), (180, 8118421), (283, 5163660), (566, 2581830), (849, 1721220), (1132, 1290915), (1415, 1032732), (1698, 860610), (2547, 573740), (2830, 516366), (3396, 430305), (4245, 344244), (5094, 286870), (5660, 258183), (8490, 172122), (10188, 143435), (12735, 114748), (16980, 86061), (25470, 57374), (28687, 50940)]