285934180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 704471040

約数和(自身を除く): 418536860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 103, 140, 158, 206, 251, 316, 395, 412, 502, 515, 553, 721, 790, 1004, 1030, 1106, 1255, 1442, 1580, 1757, 2060, 2212, 2510, 2765, 2884, 3514, 3605, 5020, 5530, 7028, 7210, 8137, 8785, 11060, 14420, 16274, 17570, 19829, 25853, 32548, 35140, 39658, 40685, 51706, 56959, 79316, 81370, 99145, 103412, 113918, 129265, 138803, 162740, 180971, 198290, 227836, 258530, 277606, 284795, 361942, 396580, 517060, 555212, 569590, 694015, 723884, 904855, 1139180, 1388030, 1809710, 2042387, 2776060, 3619420, 4084774, 8169548, 10211935, 14296709, 20423870, 28593418, 40847740, 57186836, 71483545, 142967090, 285934180]

約数ペア:

[(1, 285934180), (2, 142967090), (4, 71483545), (5, 57186836), (7, 40847740), (10, 28593418), (14, 20423870), (20, 14296709), (28, 10211935), (35, 8169548), (70, 4084774), (79, 3619420), (103, 2776060), (140, 2042387), (158, 1809710), (206, 1388030), (251, 1139180), (316, 904855), (395, 723884), (412, 694015), (502, 569590), (515, 555212), (553, 517060), (721, 396580), (790, 361942), (1004, 284795), (1030, 277606), (1106, 258530), (1255, 227836), (1442, 198290), (1580, 180971), (1757, 162740), (2060, 138803), (2212, 129265), (2510, 113918), (2765, 103412), (2884, 99145), (3514, 81370), (3605, 79316), (5020, 56959), (5530, 51706), (7028, 40685), (7210, 39658), (8137, 35140), (8785, 32548), (11060, 25853), (14420, 19829), (16274, 17570)]