20121144960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{1523}}^1$

素因数の和:2535

約数の個数: 256

約数和(自身を含む): 73421199360

約数和(自身を除く): 53300054400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 983, 1120, 1344, 1523, 1680, 1920, 1966, 2240, 2688, 2949, 3046, 3360, 3932, 4480, 4569, 4915, 5898, 6092, 6720, 6881, 7615, 7864, 9138, 9830, 10661, 11796, 12184, 13440, 13762, 14745, 15230, 15728, 18276, 19660, 20643, 21322, 22845, 23592, 24368, 27524, 29490, 30460, 31456, 31983, 34405, 36552, 39320, 41286, 42644, 45690, 47184, 48736, 53305, 55048, 58980, 60920, 62912, 63966, 68810, 73104, 78640, 82572, 85288, 91380, 94368, 97472, 103215, 106610, 110096, 117960, 121840, 125824, 127932, 137620, 146208, 157280, 159915, 165144, 170576, 182760, 188736, 194944, 206430, 213220, 220192, 235920, 243680, 255864, 275240, 292416, 314560, 319830, 330288, 341152, 365520, 377472, 412860, 426440, 440384, 471840, 487360, 511728, 550480, 584832, 629120, 639660, 660576, 682304, 731040, 825720, 852880, 880768, 943680, 974720, 1023456, 1100960, 1279320, 1321152, 1364608, 1462080, 1497109, 1651440, 1705760, 1887360, 2046912, 2201920, 2558640, 2642304, 2924160, 2994218, 3302880, 3411520, 4093824, 4403840, 4491327, 5117280, 5988436, 6605760, 6823040, 7485545, 8982654, 10234560, 10479763, 11976872, 13211520, 14971090, 17965308, 20469120, 20959526, 22456635, 23953744, 29942180, 31439289, 35930616, 41919052, 44913270, 47907488, 52398815, 59884360, 62878578, 71861232, 83838104, 89826540, 95814976, 104797630, 119768720, 125757156, 143722464, 157196445, 167676208, 179653080, 191629952, 209595260, 239537440, 251514312, 287444928, 314392890, 335352416, 359306160, 419190520, 479074880, 503028624, 574889856, 628785780, 670704832, 718612320, 838381040, 958149760, 1006057248, 1257571560, 1341409664, 1437224640, 1676762080, 2012114496, 2515143120, 2874449280, 3353524160, 4024228992, 5030286240, 6707048320, 10060572480, 20121144960]

約数ペア:

[(1, 20121144960), (2, 10060572480), (3, 6707048320), (4, 5030286240), (5, 4024228992), (6, 3353524160), (7, 2874449280), (8, 2515143120), (10, 2012114496), (12, 1676762080), (14, 1437224640), (15, 1341409664), (16, 1257571560), (20, 1006057248), (21, 958149760), (24, 838381040), (28, 718612320), (30, 670704832), (32, 628785780), (35, 574889856), (40, 503028624), (42, 479074880), (48, 419190520), (56, 359306160), (60, 335352416), (64, 314392890), (70, 287444928), (80, 251514312), (84, 239537440), (96, 209595260), (105, 191629952), (112, 179653080), (120, 167676208), (128, 157196445), (140, 143722464), (160, 125757156), (168, 119768720), (192, 104797630), (210, 95814976), (224, 89826540), (240, 83838104), (280, 71861232), (320, 62878578), (336, 59884360), (384, 52398815), (420, 47907488), (448, 44913270), (480, 41919052), (560, 35930616), (640, 31439289), (672, 29942180), (840, 23953744), (896, 22456635), (960, 20959526), (983, 20469120), (1120, 17965308), (1344, 14971090), (1523, 13211520), (1680, 11976872), (1920, 10479763), (1966, 10234560), (2240, 8982654), (2688, 7485545), (2949, 6823040), (3046, 6605760), (3360, 5988436), (3932, 5117280), (4480, 4491327), (4569, 4403840), (4915, 4093824), (5898, 3411520), (6092, 3302880), (6720, 2994218), (6881, 2924160), (7615, 2642304), (7864, 2558640), (9138, 2201920), (9830, 2046912), (10661, 1887360), (11796, 1705760), (12184, 1651440), (13440, 1497109), (13762, 1462080), (14745, 1364608), (15230, 1321152), (15728, 1279320), (18276, 1100960), (19660, 1023456), (20643, 974720), (21322, 943680), (22845, 880768), (23592, 852880), (24368, 825720), (27524, 731040), (29490, 682304), (30460, 660576), (31456, 639660), (31983, 629120), (34405, 584832), (36552, 550480), (39320, 511728), (41286, 487360), (42644, 471840), (45690, 440384), (47184, 426440), (48736, 412860), (53305, 377472), (55048, 365520), (58980, 341152), (60920, 330288), (62912, 319830), (63966, 314560), (68810, 292416), (73104, 275240), (78640, 255864), (82572, 243680), (85288, 235920), (91380, 220192), (94368, 213220), (97472, 206430), (103215, 194944), (106610, 188736), (110096, 182760), (117960, 170576), (121840, 165144), (125824, 159915), (127932, 157280), (137620, 146208)]