20528036160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{1229}}^1$

素因数の和:1513

約数の個数: 224

約数和(自身を含む): 66223042560

約数和(自身を除く): 45695006400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 137, 160, 192, 240, 254, 274, 320, 381, 411, 480, 508, 548, 635, 685, 762, 822, 960, 1016, 1096, 1229, 1270, 1370, 1524, 1644, 1905, 2032, 2055, 2192, 2458, 2540, 2740, 3048, 3288, 3687, 3810, 4064, 4110, 4384, 4916, 5080, 5480, 6096, 6145, 6576, 7374, 7620, 8128, 8220, 8768, 9832, 10160, 10960, 12192, 12290, 13152, 14748, 15240, 16440, 17399, 18435, 19664, 20320, 21920, 24384, 24580, 26304, 29496, 30480, 32880, 34798, 36870, 39328, 40640, 43840, 49160, 52197, 58992, 60960, 65760, 69596, 73740, 78656, 86995, 98320, 104394, 117984, 121920, 131520, 139192, 147480, 156083, 168373, 173990, 196640, 208788, 235968, 260985, 278384, 294960, 312166, 336746, 347980, 393280, 417576, 468249, 505119, 521970, 556768, 589920, 624332, 673492, 695960, 780415, 835152, 841865, 936498, 1010238, 1043940, 1113536, 1179840, 1248664, 1346984, 1391920, 1560830, 1670304, 1683730, 1872996, 2020476, 2087880, 2341245, 2497328, 2525595, 2693968, 2783840, 3121660, 3340608, 3367460, 3745992, 4040952, 4175760, 4682490, 4994656, 5051190, 5387936, 5567680, 6243320, 6734920, 7491984, 8081904, 8351520, 9364980, 9989312, 10102380, 10775872, 12486640, 13469840, 14983968, 16163808, 16703040, 18729960, 20204760, 21383371, 24973280, 26939680, 29967936, 32327616, 37459920, 40409520, 42766742, 49946560, 53879360, 64150113, 74919840, 80819040, 85533484, 106916855, 128300226, 149839680, 161638080, 171066968, 213833710, 256600452, 320750565, 342133936, 427667420, 513200904, 641501130, 684267872, 855334840, 1026401808, 1283002260, 1368535744, 1710669680, 2052803616, 2566004520, 3421339360, 4105607232, 5132009040, 6842678720, 10264018080, 20528036160]

約数ペア:

[(1, 20528036160), (2, 10264018080), (3, 6842678720), (4, 5132009040), (5, 4105607232), (6, 3421339360), (8, 2566004520), (10, 2052803616), (12, 1710669680), (15, 1368535744), (16, 1283002260), (20, 1026401808), (24, 855334840), (30, 684267872), (32, 641501130), (40, 513200904), (48, 427667420), (60, 342133936), (64, 320750565), (80, 256600452), (96, 213833710), (120, 171066968), (127, 161638080), (137, 149839680), (160, 128300226), (192, 106916855), (240, 85533484), (254, 80819040), (274, 74919840), (320, 64150113), (381, 53879360), (411, 49946560), (480, 42766742), (508, 40409520), (548, 37459920), (635, 32327616), (685, 29967936), (762, 26939680), (822, 24973280), (960, 21383371), (1016, 20204760), (1096, 18729960), (1229, 16703040), (1270, 16163808), (1370, 14983968), (1524, 13469840), (1644, 12486640), (1905, 10775872), (2032, 10102380), (2055, 9989312), (2192, 9364980), (2458, 8351520), (2540, 8081904), (2740, 7491984), (3048, 6734920), (3288, 6243320), (3687, 5567680), (3810, 5387936), (4064, 5051190), (4110, 4994656), (4384, 4682490), (4916, 4175760), (5080, 4040952), (5480, 3745992), (6096, 3367460), (6145, 3340608), (6576, 3121660), (7374, 2783840), (7620, 2693968), (8128, 2525595), (8220, 2497328), (8768, 2341245), (9832, 2087880), (10160, 2020476), (10960, 1872996), (12192, 1683730), (12290, 1670304), (13152, 1560830), (14748, 1391920), (15240, 1346984), (16440, 1248664), (17399, 1179840), (18435, 1113536), (19664, 1043940), (20320, 1010238), (21920, 936498), (24384, 841865), (24580, 835152), (26304, 780415), (29496, 695960), (30480, 673492), (32880, 624332), (34798, 589920), (36870, 556768), (39328, 521970), (40640, 505119), (43840, 468249), (49160, 417576), (52197, 393280), (58992, 347980), (60960, 336746), (65760, 312166), (69596, 294960), (73740, 278384), (78656, 260985), (86995, 235968), (98320, 208788), (104394, 196640), (117984, 173990), (121920, 168373), (131520, 156083), (139192, 147480)]