220528980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19447}}^1$

素因数の和:19475

約数の個数: 120

約数和(自身を含む): 790677888

約数和(自身を除く): 570148908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 19447, 38894, 58341, 77788, 97235, 116682, 136129, 175023, 194470, 233364, 272258, 291705, 350046, 388940, 408387, 525069, 544516, 583410, 680645, 700092, 816774, 875115, 1050138, 1166820, 1225161, 1361290, 1575207, 1633548, 1750230, 2041935, 2100276, 2450322, 2625345, 2722580, 3150414, 3500460, 3675483, 4083870, 4900644, 5250690, 6125805, 6300828, 7350966, 7876035, 8167740, 10501380, 11026449, 12251610, 14701932, 15752070, 18377415, 22052898, 24503220, 31504140, 36754830, 44105796, 55132245, 73509660, 110264490, 220528980]

約数ペア:

[(1, 220528980), (2, 110264490), (3, 73509660), (4, 55132245), (5, 44105796), (6, 36754830), (7, 31504140), (9, 24503220), (10, 22052898), (12, 18377415), (14, 15752070), (15, 14701932), (18, 12251610), (20, 11026449), (21, 10501380), (27, 8167740), (28, 7876035), (30, 7350966), (35, 6300828), (36, 6125805), (42, 5250690), (45, 4900644), (54, 4083870), (60, 3675483), (63, 3500460), (70, 3150414), (81, 2722580), (84, 2625345), (90, 2450322), (105, 2100276), (108, 2041935), (126, 1750230), (135, 1633548), (140, 1575207), (162, 1361290), (180, 1225161), (189, 1166820), (210, 1050138), (252, 875115), (270, 816774), (315, 700092), (324, 680645), (378, 583410), (405, 544516), (420, 525069), (540, 408387), (567, 388940), (630, 350046), (756, 291705), (810, 272258), (945, 233364), (1134, 194470), (1260, 175023), (1620, 136129), (1890, 116682), (2268, 97235), (2835, 77788), (3780, 58341), (5670, 38894), (11340, 19447)]