20081168256

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:621

約数の個数: 256

約数和(自身を含む): 57371328000

約数和(自身を除く): 37290159744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 59, 64, 69, 89, 92, 96, 118, 128, 138, 177, 178, 184, 192, 236, 267, 276, 354, 356, 368, 384, 433, 472, 534, 552, 708, 712, 736, 866, 944, 1068, 1104, 1299, 1357, 1416, 1424, 1472, 1732, 1888, 2047, 2136, 2208, 2598, 2714, 2832, 2848, 2944, 3464, 3776, 4071, 4094, 4272, 4416, 5196, 5251, 5428, 5664, 5696, 6141, 6928, 7552, 8142, 8188, 8544, 8832, 9959, 10392, 10502, 10856, 11328, 11392, 12282, 13856, 15753, 16284, 16376, 17088, 19918, 20784, 21004, 21712, 22656, 24564, 25547, 27712, 29877, 31506, 32568, 32752, 34176, 38537, 39836, 41568, 42008, 43424, 49128, 51094, 55424, 59754, 63012, 65136, 65504, 76641, 77074, 79672, 83136, 84016, 86848, 98256, 102188, 115611, 119508, 120773, 126024, 130272, 131008, 153282, 154148, 159344, 166272, 168032, 173696, 196512, 204376, 231222, 239016, 241546, 252048, 260544, 262016, 306564, 308296, 318688, 336064, 362319, 393024, 408752, 462444, 478032, 483092, 504096, 521088, 587581, 613128, 616592, 637376, 672128, 724638, 786048, 817504, 886351, 924888, 956064, 966184, 1008192, 1175162, 1226256, 1233184, 1274752, 1449276, 1635008, 1762743, 1772702, 1849776, 1912128, 1932368, 2016384, 2273683, 2350324, 2452512, 2466368, 2659053, 2898552, 3270016, 3525486, 3545404, 3699552, 3824256, 3864736, 4547366, 4700648, 4905024, 4932736, 5318106, 5797104, 6821049, 7050972, 7090808, 7399104, 7729472, 9094732, 9401296, 9810048, 10636212, 11594208, 13642098, 14101944, 14181616, 14798208, 15458944, 18189464, 18802592, 21272424, 23188416, 27284196, 28203888, 28363232, 36378928, 37605184, 42544848, 46376832, 52294709, 54568392, 56407776, 56726464, 72757856, 75210368, 85089696, 104589418, 109136784, 112815552, 113452928, 145515712, 156884127, 170179392, 209178836, 218273568, 225631104, 291031424, 313768254, 340358784, 418357672, 436547136, 627536508, 836715344, 873094272, 1255073016, 1673430688, 2510146032, 3346861376, 5020292064, 6693722752, 10040584128, 20081168256]

約数ペア:

[(1, 20081168256), (2, 10040584128), (3, 6693722752), (4, 5020292064), (6, 3346861376), (8, 2510146032), (12, 1673430688), (16, 1255073016), (23, 873094272), (24, 836715344), (32, 627536508), (46, 436547136), (48, 418357672), (59, 340358784), (64, 313768254), (69, 291031424), (89, 225631104), (92, 218273568), (96, 209178836), (118, 170179392), (128, 156884127), (138, 145515712), (177, 113452928), (178, 112815552), (184, 109136784), (192, 104589418), (236, 85089696), (267, 75210368), (276, 72757856), (354, 56726464), (356, 56407776), (368, 54568392), (384, 52294709), (433, 46376832), (472, 42544848), (534, 37605184), (552, 36378928), (708, 28363232), (712, 28203888), (736, 27284196), (866, 23188416), (944, 21272424), (1068, 18802592), (1104, 18189464), (1299, 15458944), (1357, 14798208), (1416, 14181616), (1424, 14101944), (1472, 13642098), (1732, 11594208), (1888, 10636212), (2047, 9810048), (2136, 9401296), (2208, 9094732), (2598, 7729472), (2714, 7399104), (2832, 7090808), (2848, 7050972), (2944, 6821049), (3464, 5797104), (3776, 5318106), (4071, 4932736), (4094, 4905024), (4272, 4700648), (4416, 4547366), (5196, 3864736), (5251, 3824256), (5428, 3699552), (5664, 3545404), (5696, 3525486), (6141, 3270016), (6928, 2898552), (7552, 2659053), (8142, 2466368), (8188, 2452512), (8544, 2350324), (8832, 2273683), (9959, 2016384), (10392, 1932368), (10502, 1912128), (10856, 1849776), (11328, 1772702), (11392, 1762743), (12282, 1635008), (13856, 1449276), (15753, 1274752), (16284, 1233184), (16376, 1226256), (17088, 1175162), (19918, 1008192), (20784, 966184), (21004, 956064), (21712, 924888), (22656, 886351), (24564, 817504), (25547, 786048), (27712, 724638), (29877, 672128), (31506, 637376), (32568, 616592), (32752, 613128), (34176, 587581), (38537, 521088), (39836, 504096), (41568, 483092), (42008, 478032), (43424, 462444), (49128, 408752), (51094, 393024), (55424, 362319), (59754, 336064), (63012, 318688), (65136, 308296), (65504, 306564), (76641, 262016), (77074, 260544), (79672, 252048), (83136, 241546), (84016, 239016), (86848, 231222), (98256, 204376), (102188, 196512), (115611, 173696), (119508, 168032), (120773, 166272), (126024, 159344), (130272, 154148), (131008, 153282)]