78815220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{119417}}^1$

素因数の和:119440

約数の個数: 48

約数和(自身を含む): 240746688

約数和(自身を除く): 161931468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 119417, 238834, 358251, 477668, 597085, 716502, 1194170, 1313587, 1433004, 1791255, 2388340, 2627174, 3582510, 3940761, 5254348, 6567935, 7165020, 7881522, 13135870, 15763044, 19703805, 26271740, 39407610, 78815220]

約数ペア:

[(1, 78815220), (2, 39407610), (3, 26271740), (4, 19703805), (5, 15763044), (6, 13135870), (10, 7881522), (11, 7165020), (12, 6567935), (15, 5254348), (20, 3940761), (22, 3582510), (30, 2627174), (33, 2388340), (44, 1791255), (55, 1433004), (60, 1313587), (66, 1194170), (110, 716502), (132, 597085), (165, 477668), (220, 358251), (330, 238834), (660, 119417)]