640732032

素因数分解:

$2^7\times 3^4\times {\mathrm{29}}^1\times {\mathrm{2131}}^1$

素因数の和:2186

約数の個数: 160

約数和(自身を含む): 1973485800

約数和(自身を除く): 1332753768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 81, 87, 96, 108, 116, 128, 144, 162, 174, 192, 216, 232, 261, 288, 324, 348, 384, 432, 464, 522, 576, 648, 696, 783, 864, 928, 1044, 1152, 1296, 1392, 1566, 1728, 1856, 2088, 2131, 2349, 2592, 2784, 3132, 3456, 3712, 4176, 4262, 4698, 5184, 5568, 6264, 6393, 8352, 8524, 9396, 10368, 11136, 12528, 12786, 16704, 17048, 18792, 19179, 25056, 25572, 33408, 34096, 37584, 38358, 50112, 51144, 57537, 61799, 68192, 75168, 76716, 100224, 102288, 115074, 123598, 136384, 150336, 153432, 172611, 185397, 204576, 230148, 247196, 272768, 300672, 306864, 345222, 370794, 409152, 460296, 494392, 556191, 613728, 690444, 741588, 818304, 920592, 988784, 1112382, 1227456, 1380888, 1483176, 1668573, 1841184, 1977568, 2224764, 2454912, 2761776, 2966352, 3337146, 3682368, 3955136, 4449528, 5005719, 5523552, 5932704, 6674292, 7364736, 7910272, 8899056, 10011438, 11047104, 11865408, 13348584, 17798112, 20022876, 22094208, 23730816, 26697168, 35596224, 40045752, 53394336, 71192448, 80091504, 106788672, 160183008, 213577344, 320366016, 640732032]

約数ペア:

[(1, 640732032), (2, 320366016), (3, 213577344), (4, 160183008), (6, 106788672), (8, 80091504), (9, 71192448), (12, 53394336), (16, 40045752), (18, 35596224), (24, 26697168), (27, 23730816), (29, 22094208), (32, 20022876), (36, 17798112), (48, 13348584), (54, 11865408), (58, 11047104), (64, 10011438), (72, 8899056), (81, 7910272), (87, 7364736), (96, 6674292), (108, 5932704), (116, 5523552), (128, 5005719), (144, 4449528), (162, 3955136), (174, 3682368), (192, 3337146), (216, 2966352), (232, 2761776), (261, 2454912), (288, 2224764), (324, 1977568), (348, 1841184), (384, 1668573), (432, 1483176), (464, 1380888), (522, 1227456), (576, 1112382), (648, 988784), (696, 920592), (783, 818304), (864, 741588), (928, 690444), (1044, 613728), (1152, 556191), (1296, 494392), (1392, 460296), (1566, 409152), (1728, 370794), (1856, 345222), (2088, 306864), (2131, 300672), (2349, 272768), (2592, 247196), (2784, 230148), (3132, 204576), (3456, 185397), (3712, 172611), (4176, 153432), (4262, 150336), (4698, 136384), (5184, 123598), (5568, 115074), (6264, 102288), (6393, 100224), (8352, 76716), (8524, 75168), (9396, 68192), (10368, 61799), (11136, 57537), (12528, 51144), (12786, 50112), (16704, 38358), (17048, 37584), (18792, 34096), (19179, 33408), (25056, 25572)]