918540

素因数分解:

$2^2\times 3^8\times 5^1\times 7^1$

素因数の和:40

約数の個数: 108

約数和(自身を含む): 3306576

約数和(自身を除く): 2388036

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, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 729, 756, 810, 945, 972, 1134, 1215, 1260, 1458, 1620, 1701, 1890, 2187, 2268, 2430, 2835, 2916, 3402, 3645, 3780, 4374, 4860, 5103, 5670, 6561, 6804, 7290, 8505, 8748, 10206, 10935, 11340, 13122, 14580, 15309, 17010, 20412, 21870, 25515, 26244, 30618, 32805, 34020, 43740, 45927, 51030, 61236, 65610, 76545, 91854, 102060, 131220, 153090, 183708, 229635, 306180, 459270, 918540]

約数ペア:

[(1, 918540), (2, 459270), (3, 306180), (4, 229635), (5, 183708), (6, 153090), (7, 131220), (9, 102060), (10, 91854), (12, 76545), (14, 65610), (15, 61236), (18, 51030), (20, 45927), (21, 43740), (27, 34020), (28, 32805), (30, 30618), (35, 26244), (36, 25515), (42, 21870), (45, 20412), (54, 17010), (60, 15309), (63, 14580), (70, 13122), (81, 11340), (84, 10935), (90, 10206), (105, 8748), (108, 8505), (126, 7290), (135, 6804), (140, 6561), (162, 5670), (180, 5103), (189, 4860), (210, 4374), (243, 3780), (252, 3645), (270, 3402), (315, 2916), (324, 2835), (378, 2430), (405, 2268), (420, 2187), (486, 1890), (540, 1701), (567, 1620), (630, 1458), (729, 1260), (756, 1215), (810, 1134), (945, 972)]