643883904

素因数分解:

$2^7\times 3^5\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 1948477440

約数和(自身を除く): 1304593536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 127, 128, 144, 162, 163, 192, 216, 243, 254, 288, 324, 326, 381, 384, 432, 486, 489, 508, 576, 648, 652, 762, 864, 972, 978, 1016, 1143, 1152, 1296, 1304, 1467, 1524, 1728, 1944, 1956, 2032, 2286, 2592, 2608, 2934, 3048, 3429, 3456, 3888, 3912, 4064, 4401, 4572, 5184, 5216, 5868, 6096, 6858, 7776, 7824, 8128, 8802, 9144, 10287, 10368, 10432, 11736, 12192, 13203, 13716, 15552, 15648, 16256, 17604, 18288, 20574, 20701, 20864, 23472, 24384, 26406, 27432, 30861, 31104, 31296, 35208, 36576, 39609, 41148, 41402, 46944, 48768, 52812, 54864, 61722, 62103, 62592, 70416, 73152, 79218, 82296, 82804, 93888, 105624, 109728, 123444, 124206, 140832, 146304, 158436, 164592, 165608, 186309, 187776, 211248, 219456, 246888, 248412, 281664, 316872, 329184, 331216, 372618, 422496, 438912, 493776, 496824, 558927, 563328, 633744, 658368, 662432, 745236, 844992, 987552, 993648, 1117854, 1267488, 1316736, 1324864, 1490472, 1676781, 1689984, 1975104, 1987296, 2235708, 2534976, 2649728, 2980944, 3353562, 3950208, 3974592, 4471416, 5030343, 5069952, 5961888, 6707124, 7949184, 8942832, 10060686, 11923776, 13414248, 17885664, 20121372, 23847552, 26828496, 35771328, 40242744, 53656992, 71542656, 80485488, 107313984, 160970976, 214627968, 321941952, 643883904]

約数ペア:

[(1, 643883904), (2, 321941952), (3, 214627968), (4, 160970976), (6, 107313984), (8, 80485488), (9, 71542656), (12, 53656992), (16, 40242744), (18, 35771328), (24, 26828496), (27, 23847552), (32, 20121372), (36, 17885664), (48, 13414248), (54, 11923776), (64, 10060686), (72, 8942832), (81, 7949184), (96, 6707124), (108, 5961888), (127, 5069952), (128, 5030343), (144, 4471416), (162, 3974592), (163, 3950208), (192, 3353562), (216, 2980944), (243, 2649728), (254, 2534976), (288, 2235708), (324, 1987296), (326, 1975104), (381, 1689984), (384, 1676781), (432, 1490472), (486, 1324864), (489, 1316736), (508, 1267488), (576, 1117854), (648, 993648), (652, 987552), (762, 844992), (864, 745236), (972, 662432), (978, 658368), (1016, 633744), (1143, 563328), (1152, 558927), (1296, 496824), (1304, 493776), (1467, 438912), (1524, 422496), (1728, 372618), (1944, 331216), (1956, 329184), (2032, 316872), (2286, 281664), (2592, 248412), (2608, 246888), (2934, 219456), (3048, 211248), (3429, 187776), (3456, 186309), (3888, 165608), (3912, 164592), (4064, 158436), (4401, 146304), (4572, 140832), (5184, 124206), (5216, 123444), (5868, 109728), (6096, 105624), (6858, 93888), (7776, 82804), (7824, 82296), (8128, 79218), (8802, 73152), (9144, 70416), (10287, 62592), (10368, 62103), (10432, 61722), (11736, 54864), (12192, 52812), (13203, 48768), (13716, 46944), (15552, 41402), (15648, 41148), (16256, 39609), (17604, 36576), (18288, 35208), (20574, 31296), (20701, 31104), (20864, 30861), (23472, 27432), (24384, 26406)]