247401.0000000

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 9057600

約数和(自身を除く): 5340440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 73, 76, 95, 134, 146, 152, 190, 268, 292, 335, 365, 380, 536, 584, 670, 730, 760, 1273, 1340, 1387, 1460, 2546, 2680, 2774, 2920, 4891, 5092, 5548, 6365, 6935, 9782, 10184, 11096, 12730, 13870, 19564, 24455, 25460, 27740, 39128, 48910, 50920, 55480, 92929, 97820, 185858, 195640, 371716, 464645, 743432, 929290, 1858580, 3717160]

約数ペア:

[(1, 3717160), (2, 1858580), (4, 929290), (5, 743432), (8, 464645), (10, 371716), (19, 195640), (20, 185858), (38, 97820), (40, 92929), (67, 55480), (73, 50920), (76, 48910), (95, 39128), (134, 27740), (146, 25460), (152, 24455), (190, 19564), (268, 13870), (292, 12730), (335, 11096), (365, 10184), (380, 9782), (536, 6935), (584, 6365), (670, 5548), (730, 5092), (760, 4891), (1273, 2920), (1340, 2774), (1387, 2680), (1460, 2546)]