18019260

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{227}}^1$

素因数の和:262

約数の個数: 180

約数和(自身を含む): 66045672

約数和(自身を除く): 48026412

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, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 227, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 454, 490, 540, 567, 588, 630, 681, 735, 756, 810, 882, 908, 945, 980, 1134, 1135, 1260, 1323, 1362, 1470, 1589, 1620, 1764, 1890, 2043, 2205, 2268, 2270, 2646, 2724, 2835, 2940, 3178, 3405, 3780, 3969, 4086, 4410, 4540, 4767, 5292, 5670, 6129, 6356, 6615, 6810, 7938, 7945, 8172, 8820, 9534, 10215, 11123, 11340, 12258, 13230, 13620, 14301, 15876, 15890, 18387, 19068, 19845, 20430, 22246, 23835, 24516, 26460, 28602, 30645, 31780, 33369, 36774, 39690, 40860, 42903, 44492, 47670, 55615, 57204, 61290, 66738, 71505, 73548, 79380, 85806, 91935, 95340, 100107, 111230, 122580, 128709, 133476, 143010, 166845, 171612, 183870, 200214, 214515, 222460, 257418, 286020, 300321, 333690, 367740, 400428, 429030, 500535, 514836, 600642, 643545, 667380, 858060, 900963, 1001070, 1201284, 1287090, 1501605, 1801926, 2002140, 2574180, 3003210, 3603852, 4504815, 6006420, 9009630, 18019260]

約数ペア:

[(1, 18019260), (2, 9009630), (3, 6006420), (4, 4504815), (5, 3603852), (6, 3003210), (7, 2574180), (9, 2002140), (10, 1801926), (12, 1501605), (14, 1287090), (15, 1201284), (18, 1001070), (20, 900963), (21, 858060), (27, 667380), (28, 643545), (30, 600642), (35, 514836), (36, 500535), (42, 429030), (45, 400428), (49, 367740), (54, 333690), (60, 300321), (63, 286020), (70, 257418), (81, 222460), (84, 214515), (90, 200214), (98, 183870), (105, 171612), (108, 166845), (126, 143010), (135, 133476), (140, 128709), (147, 122580), (162, 111230), (180, 100107), (189, 95340), (196, 91935), (210, 85806), (227, 79380), (245, 73548), (252, 71505), (270, 66738), (294, 61290), (315, 57204), (324, 55615), (378, 47670), (405, 44492), (420, 42903), (441, 40860), (454, 39690), (490, 36774), (540, 33369), (567, 31780), (588, 30645), (630, 28602), (681, 26460), (735, 24516), (756, 23835), (810, 22246), (882, 20430), (908, 19845), (945, 19068), (980, 18387), (1134, 15890), (1135, 15876), (1260, 14301), (1323, 13620), (1362, 13230), (1470, 12258), (1589, 11340), (1620, 11123), (1764, 10215), (1890, 9534), (2043, 8820), (2205, 8172), (2268, 7945), (2270, 7938), (2646, 6810), (2724, 6615), (2835, 6356), (2940, 6129), (3178, 5670), (3405, 5292), (3780, 4767), (3969, 4540), (4086, 4410)]