57280720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{439}}^1$

素因数の和:692

約数の個数: 80

約数和(自身を含む): 153204480

約数和(自身を除く): 95923760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 233, 280, 439, 466, 560, 878, 932, 1165, 1631, 1756, 1864, 2195, 2330, 3073, 3262, 3512, 3728, 4390, 4660, 6146, 6524, 7024, 8155, 8780, 9320, 12292, 13048, 15365, 16310, 17560, 18640, 24584, 26096, 30730, 32620, 35120, 49168, 61460, 65240, 102287, 122920, 130480, 204574, 245840, 409148, 511435, 716009, 818296, 1022870, 1432018, 1636592, 2045740, 2864036, 3580045, 4091480, 5728072, 7160090, 8182960, 11456144, 14320180, 28640360, 57280720]

約数ペア:

[(1, 57280720), (2, 28640360), (4, 14320180), (5, 11456144), (7, 8182960), (8, 7160090), (10, 5728072), (14, 4091480), (16, 3580045), (20, 2864036), (28, 2045740), (35, 1636592), (40, 1432018), (56, 1022870), (70, 818296), (80, 716009), (112, 511435), (140, 409148), (233, 245840), (280, 204574), (439, 130480), (466, 122920), (560, 102287), (878, 65240), (932, 61460), (1165, 49168), (1631, 35120), (1756, 32620), (1864, 30730), (2195, 26096), (2330, 24584), (3073, 18640), (3262, 17560), (3512, 16310), (3728, 15365), (4390, 13048), (4660, 12292), (6146, 9320), (6524, 8780), (7024, 8155)]