1377810

素因数分解:

$2^1\times 3^9\times 5^1\times 7^1$

素因数の和:41

約数の個数: 80

約数和(自身を含む): 4251456

約数和(自身を除く): 2873646

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 729, 810, 945, 1134, 1215, 1458, 1701, 1890, 2187, 2430, 2835, 3402, 3645, 4374, 5103, 5670, 6561, 7290, 8505, 10206, 10935, 13122, 15309, 17010, 19683, 21870, 25515, 30618, 32805, 39366, 45927, 51030, 65610, 76545, 91854, 98415, 137781, 153090, 196830, 229635, 275562, 459270, 688905, 1377810]

約数ペア:

[(1, 1377810), (2, 688905), (3, 459270), (5, 275562), (6, 229635), (7, 196830), (9, 153090), (10, 137781), (14, 98415), (15, 91854), (18, 76545), (21, 65610), (27, 51030), (30, 45927), (35, 39366), (42, 32805), (45, 30618), (54, 25515), (63, 21870), (70, 19683), (81, 17010), (90, 15309), (105, 13122), (126, 10935), (135, 10206), (162, 8505), (189, 7290), (210, 6561), (243, 5670), (270, 5103), (315, 4374), (378, 3645), (405, 3402), (486, 2835), (567, 2430), (630, 2187), (729, 1890), (810, 1701), (945, 1458), (1134, 1215)]