640085376

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 256

約数和(自身を含む): 2083737600

約数和(自身を除く): 1443652224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 83, 84, 96, 112, 114, 128, 133, 151, 152, 166, 168, 192, 224, 228, 249, 266, 302, 304, 332, 336, 384, 399, 448, 453, 456, 498, 532, 581, 604, 608, 664, 672, 798, 896, 906, 912, 996, 1057, 1064, 1162, 1208, 1216, 1328, 1344, 1577, 1596, 1743, 1812, 1824, 1992, 2114, 2128, 2324, 2416, 2432, 2656, 2688, 2869, 3154, 3171, 3192, 3486, 3624, 3648, 3984, 4228, 4256, 4648, 4731, 4832, 5312, 5738, 6308, 6342, 6384, 6972, 7248, 7296, 7968, 8456, 8512, 8607, 9296, 9462, 9664, 10624, 11039, 11476, 12533, 12616, 12684, 12768, 13944, 14496, 15936, 16912, 17024, 17214, 18592, 18924, 19328, 20083, 22078, 22952, 25066, 25232, 25368, 25536, 27888, 28992, 31872, 33117, 33824, 34428, 37184, 37599, 37848, 40166, 44156, 45904, 50132, 50464, 50736, 51072, 55776, 57984, 60249, 66234, 67648, 68856, 74368, 75198, 75696, 80332, 87731, 88312, 91808, 100264, 100928, 101472, 111552, 120498, 132468, 135296, 137712, 150396, 151392, 160664, 175462, 176624, 183616, 200528, 201856, 202944, 223104, 238127, 240996, 263193, 264936, 275424, 300792, 302784, 321328, 350924, 353248, 367232, 401056, 405888, 476254, 481992, 526386, 529872, 550848, 601584, 605568, 642656, 701848, 706496, 714381, 802112, 952508, 963984, 1052772, 1059744, 1101696, 1203168, 1285312, 1403696, 1412992, 1428762, 1604224, 1666889, 1905016, 1927968, 2105544, 2119488, 2406336, 2570624, 2807392, 2857524, 3333778, 3810032, 3855936, 4211088, 4238976, 4812672, 5000667, 5614784, 5715048, 6667556, 7620064, 7711872, 8422176, 10001334, 11229568, 11430096, 13335112, 15240128, 16844352, 20002668, 22860192, 26670224, 30480256, 33688704, 40005336, 45720384, 53340448, 80010672, 91440768, 106680896, 160021344, 213361792, 320042688, 640085376]

約数ペア:

[(1, 640085376), (2, 320042688), (3, 213361792), (4, 160021344), (6, 106680896), (7, 91440768), (8, 80010672), (12, 53340448), (14, 45720384), (16, 40005336), (19, 33688704), (21, 30480256), (24, 26670224), (28, 22860192), (32, 20002668), (38, 16844352), (42, 15240128), (48, 13335112), (56, 11430096), (57, 11229568), (64, 10001334), (76, 8422176), (83, 7711872), (84, 7620064), (96, 6667556), (112, 5715048), (114, 5614784), (128, 5000667), (133, 4812672), (151, 4238976), (152, 4211088), (166, 3855936), (168, 3810032), (192, 3333778), (224, 2857524), (228, 2807392), (249, 2570624), (266, 2406336), (302, 2119488), (304, 2105544), (332, 1927968), (336, 1905016), (384, 1666889), (399, 1604224), (448, 1428762), (453, 1412992), (456, 1403696), (498, 1285312), (532, 1203168), (581, 1101696), (604, 1059744), (608, 1052772), (664, 963984), (672, 952508), (798, 802112), (896, 714381), (906, 706496), (912, 701848), (996, 642656), (1057, 605568), (1064, 601584), (1162, 550848), (1208, 529872), (1216, 526386), (1328, 481992), (1344, 476254), (1577, 405888), (1596, 401056), (1743, 367232), (1812, 353248), (1824, 350924), (1992, 321328), (2114, 302784), (2128, 300792), (2324, 275424), (2416, 264936), (2432, 263193), (2656, 240996), (2688, 238127), (2869, 223104), (3154, 202944), (3171, 201856), (3192, 200528), (3486, 183616), (3624, 176624), (3648, 175462), (3984, 160664), (4228, 151392), (4256, 150396), (4648, 137712), (4731, 135296), (4832, 132468), (5312, 120498), (5738, 111552), (6308, 101472), (6342, 100928), (6384, 100264), (6972, 91808), (7248, 88312), (7296, 87731), (7968, 80332), (8456, 75696), (8512, 75198), (8607, 74368), (9296, 68856), (9462, 67648), (9664, 66234), (10624, 60249), (11039, 57984), (11476, 55776), (12533, 51072), (12616, 50736), (12684, 50464), (12768, 50132), (13944, 45904), (14496, 44156), (15936, 40166), (16912, 37848), (17024, 37599), (17214, 37184), (18592, 34428), (18924, 33824), (19328, 33117), (20083, 31872), (22078, 28992), (22952, 27888), (25066, 25536), (25232, 25368)]