20706864640

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1553

約数の個数: 320

約数和(自身を含む): 62790266880

約数和(自身を除く): 42083402240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 73, 77, 80, 88, 110, 112, 128, 140, 146, 154, 160, 176, 220, 224, 256, 280, 292, 308, 320, 352, 365, 385, 440, 448, 511, 512, 560, 584, 616, 640, 704, 730, 770, 803, 880, 896, 1022, 1120, 1168, 1232, 1280, 1408, 1439, 1460, 1540, 1606, 1760, 1792, 2044, 2240, 2336, 2464, 2555, 2560, 2816, 2878, 2920, 3080, 3212, 3520, 3584, 4015, 4088, 4480, 4672, 4928, 5110, 5621, 5632, 5756, 5840, 6160, 6424, 7040, 7195, 8030, 8176, 8960, 9344, 9856, 10073, 10220, 11242, 11512, 11680, 12320, 12848, 14080, 14390, 15829, 16060, 16352, 17920, 18688, 19712, 20146, 20440, 22484, 23024, 23360, 24640, 25696, 28105, 28160, 28780, 31658, 32120, 32704, 37376, 39424, 40292, 40880, 44968, 46048, 46720, 49280, 50365, 51392, 56210, 57560, 63316, 64240, 65408, 79145, 80584, 81760, 89936, 92096, 93440, 98560, 100730, 102784, 105047, 110803, 112420, 115120, 126632, 128480, 130816, 158290, 161168, 163520, 179872, 184192, 186880, 197120, 201460, 205568, 210094, 221606, 224840, 230240, 253264, 256960, 261632, 316580, 322336, 327040, 359744, 368384, 402920, 411136, 420188, 443212, 449680, 460480, 506528, 513920, 525235, 554015, 633160, 644672, 654080, 719488, 735329, 736768, 805840, 840376, 886424, 899360, 920960, 1013056, 1027840, 1050470, 1108030, 1155517, 1266320, 1289344, 1308160, 1438976, 1470658, 1611680, 1680752, 1772848, 1798720, 1841920, 2026112, 2055680, 2100940, 2216060, 2311034, 2532640, 2578688, 2877952, 2941316, 3223360, 3361504, 3545696, 3597440, 3676645, 3683840, 4052224, 4201880, 4432120, 4622068, 5065280, 5157376, 5777585, 5882632, 6446720, 6723008, 7091392, 7194880, 7353290, 8088619, 8104448, 8403760, 8864240, 9244136, 10130560, 11555170, 11765264, 12893440, 13446016, 14182784, 14389760, 14706580, 16177238, 16807520, 17728480, 18488272, 20261120, 23110340, 23530528, 25786880, 26892032, 28365568, 29413160, 32354476, 33615040, 35456960, 36976544, 40443095, 40522240, 46220680, 47061056, 53784064, 56731136, 58826320, 64708952, 67230080, 70913920, 73953088, 80886190, 92441360, 94122112, 117652640, 129417904, 134460160, 141827840, 147906176, 161772380, 184882720, 188244224, 235305280, 258835808, 268920320, 283655680, 295812352, 323544760, 369765440, 376488448, 470610560, 517671616, 591624704, 647089520, 739530880, 941221120, 1035343232, 1294179040, 1479061760, 1882442240, 2070686464, 2588358080, 2958123520, 4141372928, 5176716160, 10353432320, 20706864640]

約数ペア:

[(1, 20706864640), (2, 10353432320), (4, 5176716160), (5, 4141372928), (7, 2958123520), (8, 2588358080), (10, 2070686464), (11, 1882442240), (14, 1479061760), (16, 1294179040), (20, 1035343232), (22, 941221120), (28, 739530880), (32, 647089520), (35, 591624704), (40, 517671616), (44, 470610560), (55, 376488448), (56, 369765440), (64, 323544760), (70, 295812352), (73, 283655680), (77, 268920320), (80, 258835808), (88, 235305280), (110, 188244224), (112, 184882720), (128, 161772380), (140, 147906176), (146, 141827840), (154, 134460160), (160, 129417904), (176, 117652640), (220, 94122112), (224, 92441360), (256, 80886190), (280, 73953088), (292, 70913920), (308, 67230080), (320, 64708952), (352, 58826320), (365, 56731136), (385, 53784064), (440, 47061056), (448, 46220680), (511, 40522240), (512, 40443095), (560, 36976544), (584, 35456960), (616, 33615040), (640, 32354476), (704, 29413160), (730, 28365568), (770, 26892032), (803, 25786880), (880, 23530528), (896, 23110340), (1022, 20261120), (1120, 18488272), (1168, 17728480), (1232, 16807520), (1280, 16177238), (1408, 14706580), (1439, 14389760), (1460, 14182784), (1540, 13446016), (1606, 12893440), (1760, 11765264), (1792, 11555170), (2044, 10130560), (2240, 9244136), (2336, 8864240), (2464, 8403760), (2555, 8104448), (2560, 8088619), (2816, 7353290), (2878, 7194880), (2920, 7091392), (3080, 6723008), (3212, 6446720), (3520, 5882632), (3584, 5777585), (4015, 5157376), (4088, 5065280), (4480, 4622068), (4672, 4432120), (4928, 4201880), (5110, 4052224), (5621, 3683840), (5632, 3676645), (5756, 3597440), (5840, 3545696), (6160, 3361504), (6424, 3223360), (7040, 2941316), (7195, 2877952), (8030, 2578688), (8176, 2532640), (8960, 2311034), (9344, 2216060), (9856, 2100940), (10073, 2055680), (10220, 2026112), (11242, 1841920), (11512, 1798720), (11680, 1772848), (12320, 1680752), (12848, 1611680), (14080, 1470658), (14390, 1438976), (15829, 1308160), (16060, 1289344), (16352, 1266320), (17920, 1155517), (18688, 1108030), (19712, 1050470), (20146, 1027840), (20440, 1013056), (22484, 920960), (23024, 899360), (23360, 886424), (24640, 840376), (25696, 805840), (28105, 736768), (28160, 735329), (28780, 719488), (31658, 654080), (32120, 644672), (32704, 633160), (37376, 554015), (39424, 525235), (40292, 513920), (40880, 506528), (44968, 460480), (46048, 449680), (46720, 443212), (49280, 420188), (50365, 411136), (51392, 402920), (56210, 368384), (57560, 359744), (63316, 327040), (64240, 322336), (65408, 316580), (79145, 261632), (80584, 256960), (81760, 253264), (89936, 230240), (92096, 224840), (93440, 221606), (98560, 210094), (100730, 205568), (102784, 201460), (105047, 197120), (110803, 186880), (112420, 184192), (115120, 179872), (126632, 163520), (128480, 161168), (130816, 158290)]