138421620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7187}}^1$

素因数の和:7309

約数の個数: 72

約数和(自身を含む): 423861984

約数和(自身を除く): 285440364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1070, 1284, 1605, 1926, 2140, 3210, 3852, 4815, 6420, 7187, 9630, 14374, 19260, 21561, 28748, 35935, 43122, 64683, 71870, 86244, 107805, 129366, 143740, 215610, 258732, 323415, 431220, 646830, 769009, 1293660, 1538018, 2307027, 3076036, 3845045, 4614054, 6921081, 7690090, 9228108, 11535135, 13842162, 15380180, 23070270, 27684324, 34605405, 46140540, 69210810, 138421620]

約数ペア:

[(1, 138421620), (2, 69210810), (3, 46140540), (4, 34605405), (5, 27684324), (6, 23070270), (9, 15380180), (10, 13842162), (12, 11535135), (15, 9228108), (18, 7690090), (20, 6921081), (30, 4614054), (36, 3845045), (45, 3076036), (60, 2307027), (90, 1538018), (107, 1293660), (180, 769009), (214, 646830), (321, 431220), (428, 323415), (535, 258732), (642, 215610), (963, 143740), (1070, 129366), (1284, 107805), (1605, 86244), (1926, 71870), (2140, 64683), (3210, 43122), (3852, 35935), (4815, 28748), (6420, 21561), (7187, 19260), (9630, 14374)]