31188120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13679}}^1$

素因数の和:13712

約数の個数: 64

約数和(自身を含む): 98496000

約数和(自身を除く): 67307880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13679, 27358, 41037, 54716, 68395, 82074, 109432, 136790, 164148, 205185, 259901, 273580, 328296, 410370, 519802, 547160, 779703, 820740, 1039604, 1299505, 1559406, 1641480, 2079208, 2599010, 3118812, 3898515, 5198020, 6237624, 7797030, 10396040, 15594060, 31188120]

約数ペア:

[(1, 31188120), (2, 15594060), (3, 10396040), (4, 7797030), (5, 6237624), (6, 5198020), (8, 3898515), (10, 3118812), (12, 2599010), (15, 2079208), (19, 1641480), (20, 1559406), (24, 1299505), (30, 1039604), (38, 820740), (40, 779703), (57, 547160), (60, 519802), (76, 410370), (95, 328296), (114, 273580), (120, 259901), (152, 205185), (190, 164148), (228, 136790), (285, 109432), (380, 82074), (456, 68395), (570, 54716), (760, 41037), (1140, 27358), (2280, 13679)]