520121728

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:628

約数の個数: 128

約数和(自身を含む): 1260475200

約数和(自身を除く): 740353472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 37, 56, 58, 64, 74, 112, 116, 128, 148, 203, 224, 232, 259, 296, 406, 448, 464, 518, 541, 592, 812, 896, 928, 1036, 1073, 1082, 1184, 1624, 1856, 2072, 2146, 2164, 2368, 3248, 3712, 3787, 4144, 4292, 4328, 4736, 6496, 7511, 7574, 8288, 8584, 8656, 12992, 15022, 15148, 15689, 16576, 17168, 17312, 20017, 25984, 30044, 30296, 31378, 33152, 34336, 34624, 40034, 60088, 60592, 62756, 68672, 69248, 80068, 109823, 120176, 121184, 125512, 137344, 140119, 160136, 219646, 240352, 242368, 251024, 280238, 320272, 439292, 480704, 484736, 502048, 560476, 580493, 640544, 878584, 961408, 1004096, 1120952, 1160986, 1281088, 1757168, 2008192, 2241904, 2321972, 2562176, 3514336, 4063451, 4483808, 4643944, 7028672, 8126902, 8967616, 9287888, 14057344, 16253804, 17935232, 18575776, 32507608, 37151552, 65015216, 74303104, 130030432, 260060864, 520121728]

約数ペア:

[(1, 520121728), (2, 260060864), (4, 130030432), (7, 74303104), (8, 65015216), (14, 37151552), (16, 32507608), (28, 18575776), (29, 17935232), (32, 16253804), (37, 14057344), (56, 9287888), (58, 8967616), (64, 8126902), (74, 7028672), (112, 4643944), (116, 4483808), (128, 4063451), (148, 3514336), (203, 2562176), (224, 2321972), (232, 2241904), (259, 2008192), (296, 1757168), (406, 1281088), (448, 1160986), (464, 1120952), (518, 1004096), (541, 961408), (592, 878584), (812, 640544), (896, 580493), (928, 560476), (1036, 502048), (1073, 484736), (1082, 480704), (1184, 439292), (1624, 320272), (1856, 280238), (2072, 251024), (2146, 242368), (2164, 240352), (2368, 219646), (3248, 160136), (3712, 140119), (3787, 137344), (4144, 125512), (4292, 121184), (4328, 120176), (4736, 109823), (6496, 80068), (7511, 69248), (7574, 68672), (8288, 62756), (8584, 60592), (8656, 60088), (12992, 40034), (15022, 34624), (15148, 34336), (15689, 33152), (16576, 31378), (17168, 30296), (17312, 30044), (20017, 25984)]