20739968256

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{8951}}^1$

素因数の和:9408

約数の個数: 144

約数和(自身を含む): 63237500928

約数和(自身を除く): 42497532672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 431, 448, 672, 768, 862, 896, 1293, 1344, 1724, 1792, 2586, 2688, 3017, 3448, 5172, 5376, 6034, 6896, 8951, 9051, 10344, 12068, 13792, 17902, 18102, 20688, 24136, 26853, 27584, 35804, 36204, 41376, 48272, 53706, 55168, 62657, 71608, 72408, 82752, 96544, 107412, 110336, 125314, 143216, 144816, 165504, 187971, 193088, 214824, 250628, 286432, 289632, 331008, 375942, 386176, 429648, 501256, 572864, 579264, 751884, 772352, 859296, 1002512, 1145728, 1158528, 1503768, 1718592, 2005024, 2291456, 2317056, 3007536, 3437184, 3857881, 4010048, 6015072, 6874368, 7715762, 8020096, 11573643, 12030144, 15431524, 16040192, 23147286, 24060288, 27005167, 30863048, 46294572, 48120576, 54010334, 61726096, 81015501, 92589144, 108020668, 123452192, 162031002, 185178288, 216041336, 246904384, 324062004, 370356576, 432082672, 493808768, 648124008, 740713152, 864165344, 987617536, 1296248016, 1481426304, 1728330688, 2592496032, 2962852608, 3456661376, 5184992064, 6913322752, 10369984128, 20739968256]

約数ペア:

[(1, 20739968256), (2, 10369984128), (3, 6913322752), (4, 5184992064), (6, 3456661376), (7, 2962852608), (8, 2592496032), (12, 1728330688), (14, 1481426304), (16, 1296248016), (21, 987617536), (24, 864165344), (28, 740713152), (32, 648124008), (42, 493808768), (48, 432082672), (56, 370356576), (64, 324062004), (84, 246904384), (96, 216041336), (112, 185178288), (128, 162031002), (168, 123452192), (192, 108020668), (224, 92589144), (256, 81015501), (336, 61726096), (384, 54010334), (431, 48120576), (448, 46294572), (672, 30863048), (768, 27005167), (862, 24060288), (896, 23147286), (1293, 16040192), (1344, 15431524), (1724, 12030144), (1792, 11573643), (2586, 8020096), (2688, 7715762), (3017, 6874368), (3448, 6015072), (5172, 4010048), (5376, 3857881), (6034, 3437184), (6896, 3007536), (8951, 2317056), (9051, 2291456), (10344, 2005024), (12068, 1718592), (13792, 1503768), (17902, 1158528), (18102, 1145728), (20688, 1002512), (24136, 859296), (26853, 772352), (27584, 751884), (35804, 579264), (36204, 572864), (41376, 501256), (48272, 429648), (53706, 386176), (55168, 375942), (62657, 331008), (71608, 289632), (72408, 286432), (82752, 250628), (96544, 214824), (107412, 193088), (110336, 187971), (125314, 165504), (143216, 144816)]