219639684

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 566256544

約数和(自身を除く): 346616860

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 331, 363, 457, 484, 662, 726, 914, 993, 1324, 1371, 1452, 1828, 1986, 2742, 3641, 3972, 5027, 5484, 7282, 10054, 10923, 14564, 15081, 20108, 21846, 30162, 40051, 43692, 55297, 60324, 80102, 110594, 120153, 151267, 160204, 165891, 221188, 240306, 302534, 331782, 453801, 480612, 605068, 663564, 907602, 1663937, 1815204, 3327874, 4991811, 6655748, 9983622, 18303307, 19967244, 36606614, 54909921, 73213228, 109819842, 219639684]

約数ペア:

[(1, 219639684), (2, 109819842), (3, 73213228), (4, 54909921), (6, 36606614), (11, 19967244), (12, 18303307), (22, 9983622), (33, 6655748), (44, 4991811), (66, 3327874), (121, 1815204), (132, 1663937), (242, 907602), (331, 663564), (363, 605068), (457, 480612), (484, 453801), (662, 331782), (726, 302534), (914, 240306), (993, 221188), (1324, 165891), (1371, 160204), (1452, 151267), (1828, 120153), (1986, 110594), (2742, 80102), (3641, 60324), (3972, 55297), (5027, 43692), (5484, 40051), (7282, 30162), (10054, 21846), (10923, 20108), (14564, 15081)]