74987360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 219469824

約数和(自身を除く): 144482464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 41, 46, 56, 70, 71, 80, 82, 92, 112, 115, 140, 142, 160, 161, 164, 184, 205, 224, 230, 280, 284, 287, 322, 328, 355, 368, 410, 460, 497, 560, 568, 574, 644, 656, 710, 736, 805, 820, 920, 943, 994, 1120, 1136, 1148, 1288, 1312, 1420, 1435, 1610, 1633, 1640, 1840, 1886, 1988, 2272, 2296, 2485, 2576, 2840, 2870, 2911, 3220, 3266, 3280, 3680, 3772, 3976, 4592, 4715, 4970, 5152, 5680, 5740, 5822, 6440, 6532, 6560, 6601, 7544, 7952, 8165, 9184, 9430, 9940, 11360, 11431, 11480, 11644, 12880, 13064, 13202, 14555, 15088, 15904, 16330, 18860, 19880, 20377, 22862, 22960, 23288, 25760, 26128, 26404, 29110, 30176, 32660, 33005, 37720, 39760, 40754, 45724, 45920, 46576, 52256, 52808, 57155, 58220, 65320, 66010, 66953, 75440, 79520, 81508, 91448, 93152, 101885, 105616, 114310, 116440, 130640, 132020, 133906, 150880, 163016, 182896, 203770, 211232, 228620, 232880, 261280, 264040, 267812, 326032, 334765, 365792, 407540, 457240, 465760, 468671, 528080, 535624, 652064, 669530, 815080, 914480, 937342, 1056160, 1071248, 1339060, 1630160, 1828960, 1874684, 2142496, 2343355, 2678120, 3260320, 3749368, 4686710, 5356240, 7498736, 9373420, 10712480, 14997472, 18746840, 37493680, 74987360]

約数ペア:

[(1, 74987360), (2, 37493680), (4, 18746840), (5, 14997472), (7, 10712480), (8, 9373420), (10, 7498736), (14, 5356240), (16, 4686710), (20, 3749368), (23, 3260320), (28, 2678120), (32, 2343355), (35, 2142496), (40, 1874684), (41, 1828960), (46, 1630160), (56, 1339060), (70, 1071248), (71, 1056160), (80, 937342), (82, 914480), (92, 815080), (112, 669530), (115, 652064), (140, 535624), (142, 528080), (160, 468671), (161, 465760), (164, 457240), (184, 407540), (205, 365792), (224, 334765), (230, 326032), (280, 267812), (284, 264040), (287, 261280), (322, 232880), (328, 228620), (355, 211232), (368, 203770), (410, 182896), (460, 163016), (497, 150880), (560, 133906), (568, 132020), (574, 130640), (644, 116440), (656, 114310), (710, 105616), (736, 101885), (805, 93152), (820, 91448), (920, 81508), (943, 79520), (994, 75440), (1120, 66953), (1136, 66010), (1148, 65320), (1288, 58220), (1312, 57155), (1420, 52808), (1435, 52256), (1610, 46576), (1633, 45920), (1640, 45724), (1840, 40754), (1886, 39760), (1988, 37720), (2272, 33005), (2296, 32660), (2485, 30176), (2576, 29110), (2840, 26404), (2870, 26128), (2911, 25760), (3220, 23288), (3266, 22960), (3280, 22862), (3680, 20377), (3772, 19880), (3976, 18860), (4592, 16330), (4715, 15904), (4970, 15088), (5152, 14555), (5680, 13202), (5740, 13064), (5822, 12880), (6440, 11644), (6532, 11480), (6560, 11431), (6601, 11360), (7544, 9940), (7952, 9430), (8165, 9184)]