31557480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13841}}^1$

素因数の和:13874

約数の個数: 64

約数和(自身を含む): 99662400

約数和(自身を除く): 68104920

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, 13841, 27682, 41523, 55364, 69205, 83046, 110728, 138410, 166092, 207615, 262979, 276820, 332184, 415230, 525958, 553640, 788937, 830460, 1051916, 1314895, 1577874, 1660920, 2103832, 2629790, 3155748, 3944685, 5259580, 6311496, 7889370, 10519160, 15778740, 31557480]

約数ペア:

[(1, 31557480), (2, 15778740), (3, 10519160), (4, 7889370), (5, 6311496), (6, 5259580), (8, 3944685), (10, 3155748), (12, 2629790), (15, 2103832), (19, 1660920), (20, 1577874), (24, 1314895), (30, 1051916), (38, 830460), (40, 788937), (57, 553640), (60, 525958), (76, 415230), (95, 332184), (114, 276820), (120, 262979), (152, 207615), (190, 166092), (228, 138410), (285, 110728), (380, 83046), (456, 69205), (570, 55364), (760, 41523), (1140, 27682), (2280, 13841)]