4774140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{421}}^1$

素因数の和:449

約数の個数: 120

約数和(自身を含む): 17156832

約数和(自身を除く): 12382692

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, 421, 540, 567, 630, 756, 810, 842, 945, 1134, 1260, 1263, 1620, 1684, 1890, 2105, 2268, 2526, 2835, 2947, 3780, 3789, 4210, 5052, 5670, 5894, 6315, 7578, 8420, 8841, 11340, 11367, 11788, 12630, 14735, 15156, 17682, 18945, 22734, 25260, 26523, 29470, 34101, 35364, 37890, 44205, 45468, 53046, 56835, 58940, 68202, 75780, 79569, 88410, 106092, 113670, 132615, 136404, 159138, 170505, 176820, 227340, 238707, 265230, 318276, 341010, 397845, 477414, 530460, 682020, 795690, 954828, 1193535, 1591380, 2387070, 4774140]

約数ペア:

[(1, 4774140), (2, 2387070), (3, 1591380), (4, 1193535), (5, 954828), (6, 795690), (7, 682020), (9, 530460), (10, 477414), (12, 397845), (14, 341010), (15, 318276), (18, 265230), (20, 238707), (21, 227340), (27, 176820), (28, 170505), (30, 159138), (35, 136404), (36, 132615), (42, 113670), (45, 106092), (54, 88410), (60, 79569), (63, 75780), (70, 68202), (81, 58940), (84, 56835), (90, 53046), (105, 45468), (108, 44205), (126, 37890), (135, 35364), (140, 34101), (162, 29470), (180, 26523), (189, 25260), (210, 22734), (252, 18945), (270, 17682), (315, 15156), (324, 14735), (378, 12630), (405, 11788), (420, 11367), (421, 11340), (540, 8841), (567, 8420), (630, 7578), (756, 6315), (810, 5894), (842, 5670), (945, 5052), (1134, 4210), (1260, 3789), (1263, 3780), (1620, 2947), (1684, 2835), (1890, 2526), (2105, 2268)]