64957920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{135329}}^1$

素因数の和:135347

約数の個数: 48

約数和(自身を含む): 204618960

約数和(自身を除く): 139661040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 135329, 270658, 405987, 541316, 676645, 811974, 1082632, 1353290, 1623948, 2029935, 2165264, 2706580, 3247896, 4059870, 4330528, 5413160, 6495792, 8119740, 10826320, 12991584, 16239480, 21652640, 32478960, 64957920]

約数ペア:

[(1, 64957920), (2, 32478960), (3, 21652640), (4, 16239480), (5, 12991584), (6, 10826320), (8, 8119740), (10, 6495792), (12, 5413160), (15, 4330528), (16, 4059870), (20, 3247896), (24, 2706580), (30, 2165264), (32, 2029935), (40, 1623948), (48, 1353290), (60, 1082632), (80, 811974), (96, 676645), (120, 541316), (160, 405987), (240, 270658), (480, 135329)]