168796640

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{17881}}^1$

素因数の和:17955

約数の個数: 48

約数和(自身を含む): 405563760

約数和(自身を除く): 236767120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1888, 2360, 4720, 9440, 17881, 35762, 71524, 89405, 143048, 178810, 286096, 357620, 572192, 715240, 1054979, 1430480, 2109958, 2860960, 4219916, 5274895, 8439832, 10549790, 16879664, 21099580, 33759328, 42199160, 84398320, 168796640]

約数ペア:

[(1, 168796640), (2, 84398320), (4, 42199160), (5, 33759328), (8, 21099580), (10, 16879664), (16, 10549790), (20, 8439832), (32, 5274895), (40, 4219916), (59, 2860960), (80, 2109958), (118, 1430480), (160, 1054979), (236, 715240), (295, 572192), (472, 357620), (590, 286096), (944, 178810), (1180, 143048), (1888, 89405), (2360, 71524), (4720, 35762), (9440, 17881)]