57128320

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3881}}^1$

素因数の和:3923

約数の個数: 64

約数和(自身を含む): 142547040

約数和(自身を除く): 85418720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 3881, 7360, 7762, 14720, 15524, 19405, 31048, 38810, 62096, 77620, 89263, 124192, 155240, 178526, 248384, 310480, 357052, 446315, 496768, 620960, 714104, 892630, 1241920, 1428208, 1785260, 2483840, 2856416, 3570520, 5712832, 7141040, 11425664, 14282080, 28564160, 57128320]

約数ペア:

[(1, 57128320), (2, 28564160), (4, 14282080), (5, 11425664), (8, 7141040), (10, 5712832), (16, 3570520), (20, 2856416), (23, 2483840), (32, 1785260), (40, 1428208), (46, 1241920), (64, 892630), (80, 714104), (92, 620960), (115, 496768), (128, 446315), (160, 357052), (184, 310480), (230, 248384), (320, 178526), (368, 155240), (460, 124192), (640, 89263), (736, 77620), (920, 62096), (1472, 38810), (1840, 31048), (2944, 19405), (3680, 15524), (3881, 14720), (7360, 7762)]