180621630

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:671

約数の個数: 128

約数和(自身を含む): 554204160

約数和(自身を除く): 373582530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 227, 270, 315, 378, 421, 454, 630, 681, 842, 945, 1135, 1263, 1362, 1589, 1890, 2043, 2105, 2270, 2526, 2947, 3178, 3405, 3789, 4086, 4210, 4767, 5894, 6129, 6315, 6810, 7578, 7945, 8841, 9534, 10215, 11367, 12258, 12630, 14301, 14735, 15890, 17682, 18945, 20430, 22734, 23835, 26523, 28602, 29470, 30645, 37890, 42903, 44205, 47670, 53046, 56835, 61290, 71505, 79569, 85806, 88410, 95567, 113670, 132615, 143010, 159138, 191134, 214515, 265230, 286701, 397845, 429030, 477835, 573402, 668969, 795690, 860103, 955670, 1337938, 1433505, 1720206, 2006907, 2580309, 2867010, 3344845, 4013814, 4300515, 5160618, 6020721, 6689690, 8601030, 10034535, 12041442, 12901545, 18062163, 20069070, 25803090, 30103605, 36124326, 60207210, 90310815, 180621630]

約数ペア:

[(1, 180621630), (2, 90310815), (3, 60207210), (5, 36124326), (6, 30103605), (7, 25803090), (9, 20069070), (10, 18062163), (14, 12901545), (15, 12041442), (18, 10034535), (21, 8601030), (27, 6689690), (30, 6020721), (35, 5160618), (42, 4300515), (45, 4013814), (54, 3344845), (63, 2867010), (70, 2580309), (90, 2006907), (105, 1720206), (126, 1433505), (135, 1337938), (189, 955670), (210, 860103), (227, 795690), (270, 668969), (315, 573402), (378, 477835), (421, 429030), (454, 397845), (630, 286701), (681, 265230), (842, 214515), (945, 191134), (1135, 159138), (1263, 143010), (1362, 132615), (1589, 113670), (1890, 95567), (2043, 88410), (2105, 85806), (2270, 79569), (2526, 71505), (2947, 61290), (3178, 56835), (3405, 53046), (3789, 47670), (4086, 44205), (4210, 42903), (4767, 37890), (5894, 30645), (6129, 29470), (6315, 28602), (6810, 26523), (7578, 23835), (7945, 22734), (8841, 20430), (9534, 18945), (10215, 17682), (11367, 15890), (12258, 14735), (12630, 14301)]