61147920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{254783}}^1$

素因数の和:254799

約数の個数: 40

約数和(自身を含む): 189559296

約数和(自身を除く): 128411376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 254783, 509566, 764349, 1019132, 1273915, 1528698, 2038264, 2547830, 3057396, 3821745, 4076528, 5095660, 6114792, 7643490, 10191320, 12229584, 15286980, 20382640, 30573960, 61147920]

約数ペア:

[(1, 61147920), (2, 30573960), (3, 20382640), (4, 15286980), (5, 12229584), (6, 10191320), (8, 7643490), (10, 6114792), (12, 5095660), (15, 4076528), (16, 3821745), (20, 3057396), (24, 2547830), (30, 2038264), (40, 1528698), (48, 1273915), (60, 1019132), (80, 764349), (120, 509566), (240, 254783)]