320345244

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4547}}^1$

素因数の和:4679

約数の個数: 72

約数和(自身を含む): 860845440

約数和(自身を除く): 540500196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 103, 114, 171, 206, 228, 309, 342, 412, 618, 684, 927, 1236, 1854, 1957, 3708, 3914, 4547, 5871, 7828, 9094, 11742, 13641, 17613, 18188, 23484, 27282, 35226, 40923, 54564, 70452, 81846, 86393, 163692, 172786, 259179, 345572, 468341, 518358, 777537, 936682, 1036716, 1405023, 1555074, 1873364, 2810046, 3110148, 4215069, 5620092, 8430138, 8898479, 16860276, 17796958, 26695437, 35593916, 53390874, 80086311, 106781748, 160172622, 320345244]

約数ペア:

[(1, 320345244), (2, 160172622), (3, 106781748), (4, 80086311), (6, 53390874), (9, 35593916), (12, 26695437), (18, 17796958), (19, 16860276), (36, 8898479), (38, 8430138), (57, 5620092), (76, 4215069), (103, 3110148), (114, 2810046), (171, 1873364), (206, 1555074), (228, 1405023), (309, 1036716), (342, 936682), (412, 777537), (618, 518358), (684, 468341), (927, 345572), (1236, 259179), (1854, 172786), (1957, 163692), (3708, 86393), (3914, 81846), (4547, 70452), (5871, 54564), (7828, 40923), (9094, 35226), (11742, 27282), (13641, 23484), (17613, 18188)]