287082880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{64081}}^1$

素因数の和:64107

約数の個数: 64

約数和(自身を含む): 784363680

約数和(自身を除く): 497280800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 64081, 128162, 256324, 320405, 448567, 512648, 640810, 897134, 1025296, 1281620, 1794268, 2050592, 2242835, 2563240, 3588536, 4101184, 4485670, 5126480, 7177072, 8202368, 8971340, 10252960, 14354144, 17942680, 20505920, 28708288, 35885360, 41011840, 57416576, 71770720, 143541440, 287082880]

約数ペア:

[(1, 287082880), (2, 143541440), (4, 71770720), (5, 57416576), (7, 41011840), (8, 35885360), (10, 28708288), (14, 20505920), (16, 17942680), (20, 14354144), (28, 10252960), (32, 8971340), (35, 8202368), (40, 7177072), (56, 5126480), (64, 4485670), (70, 4101184), (80, 3588536), (112, 2563240), (128, 2242835), (140, 2050592), (160, 1794268), (224, 1281620), (280, 1025296), (320, 897134), (448, 640810), (560, 512648), (640, 448567), (896, 320405), (1120, 256324), (2240, 128162), (4480, 64081)]