13041280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 37013760

約数和(自身を除く): 23972480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 71, 80, 82, 112, 128, 140, 142, 160, 164, 205, 224, 280, 284, 287, 320, 328, 355, 410, 448, 497, 560, 568, 574, 640, 656, 710, 820, 896, 994, 1120, 1136, 1148, 1312, 1420, 1435, 1640, 1988, 2240, 2272, 2296, 2485, 2624, 2840, 2870, 2911, 3280, 3976, 4480, 4544, 4592, 4970, 5248, 5680, 5740, 5822, 6560, 7952, 9088, 9184, 9940, 11360, 11480, 11644, 13120, 14555, 15904, 18368, 19880, 20377, 22720, 22960, 23288, 26240, 29110, 31808, 36736, 39760, 40754, 45440, 45920, 46576, 58220, 63616, 79520, 81508, 91840, 93152, 101885, 116440, 159040, 163016, 183680, 186304, 203770, 232880, 318080, 326032, 372608, 407540, 465760, 652064, 815080, 931520, 1304128, 1630160, 1863040, 2608256, 3260320, 6520640, 13041280]

約数ペア:

[(1, 13041280), (2, 6520640), (4, 3260320), (5, 2608256), (7, 1863040), (8, 1630160), (10, 1304128), (14, 931520), (16, 815080), (20, 652064), (28, 465760), (32, 407540), (35, 372608), (40, 326032), (41, 318080), (56, 232880), (64, 203770), (70, 186304), (71, 183680), (80, 163016), (82, 159040), (112, 116440), (128, 101885), (140, 93152), (142, 91840), (160, 81508), (164, 79520), (205, 63616), (224, 58220), (280, 46576), (284, 45920), (287, 45440), (320, 40754), (328, 39760), (355, 36736), (410, 31808), (448, 29110), (497, 26240), (560, 23288), (568, 22960), (574, 22720), (640, 20377), (656, 19880), (710, 18368), (820, 15904), (896, 14555), (994, 13120), (1120, 11644), (1136, 11480), (1148, 11360), (1312, 9940), (1420, 9184), (1435, 9088), (1640, 7952), (1988, 6560), (2240, 5822), (2272, 5740), (2296, 5680), (2485, 5248), (2624, 4970), (2840, 4592), (2870, 4544), (2911, 4480), (3280, 3976)]