2021418478080

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2833}}^1$

素因数の和:2939

約数の個数: 960

約数和(自身を含む): 7699485201408

約数和(自身を除く): 5678066723328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 37, 40, 45, 48, 54, 60, 62, 64, 72, 74, 80, 81, 90, 93, 96, 108, 111, 120, 124, 128, 135, 144, 148, 155, 160, 162, 180, 185, 186, 192, 216, 222, 240, 243, 248, 256, 270, 279, 288, 296, 310, 320, 324, 333, 360, 370, 372, 384, 405, 432, 444, 465, 480, 486, 496, 512, 540, 555, 558, 576, 592, 620, 640, 648, 666, 720, 740, 744, 768, 810, 837, 864, 888, 930, 960, 972, 992, 999, 1080, 1110, 1116, 1147, 1152, 1184, 1215, 1240, 1280, 1296, 1332, 1395, 1440, 1480, 1488, 1536, 1620, 1665, 1674, 1728, 1776, 1860, 1920, 1944, 1984, 1998, 2160, 2220, 2232, 2294, 2304, 2368, 2430, 2480, 2511, 2560, 2592, 2664, 2790, 2833, 2880, 2960, 2976, 2997, 3240, 3330, 3348, 3441, 3456, 3552, 3720, 3840, 3888, 3968, 3996, 4185, 4320, 4440, 4464, 4588, 4608, 4736, 4860, 4960, 4995, 5022, 5184, 5328, 5580, 5666, 5735, 5760, 5920, 5952, 5994, 6480, 6660, 6696, 6882, 6912, 7104, 7440, 7533, 7680, 7776, 7936, 7992, 8370, 8499, 8640, 8880, 8928, 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約数ペア:

[(1, 2021418478080), (2, 1010709239040), (3, 673806159360), (4, 505354619520), (5, 404283695616), (6, 336903079680), (8, 252677309760), (9, 224602053120), (10, 202141847808), (12, 168451539840), (15, 134761231872), (16, 126338654880), (18, 112301026560), (20, 101070923904), (24, 84225769920), (27, 74867351040), (30, 67380615936), (31, 65207047680), (32, 63169327440), (36, 56150513280), (37, 54632931840), (40, 50535461952), (45, 44920410624), (48, 42112884960), (54, 37433675520), (60, 33690307968), (62, 32603523840), (64, 31584663720), (72, 28075256640), (74, 27316465920), (80, 25267730976), (81, 24955783680), (90, 22460205312), (93, 21735682560), (96, 21056442480), (108, 18716837760), (111, 18210977280), (120, 16845153984), (124, 16301761920), (128, 15792331860), (135, 14973470208), (144, 14037628320), (148, 13658232960), (155, 13041409536), (160, 12633865488), (162, 12477891840), (180, 11230102656), (185, 10926586368), (186, 10867841280), (192, 10528221240), (216, 9358418880), (222, 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(1114884, 1813120), (1147365, 1761792), (1150848, 1756460), (1205280, 1677136), (1223856, 1651680), (1238760, 1631808), (1257852, 1607040), (1278720, 1580814), (1285632, 1572315), (1317345, 1534464), (1321344, 1529820), (1359840, 1486512), (1376838, 1468160), (1393605, 1450496), (1405168, 1438560)]