291269031040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1\times {\mathrm{881}}^1$

素因数の和:1495

約数の個数: 256

約数和(自身を含む): 761743180800

約数和(自身を除く): 470474149760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 260, 316, 320, 395, 416, 503, 520, 632, 640, 790, 832, 881, 1006, 1027, 1040, 1264, 1580, 1664, 1762, 2012, 2054, 2080, 2515, 2528, 3160, 3524, 4024, 4108, 4160, 4405, 5030, 5056, 5135, 6320, 6539, 7048, 8048, 8216, 8320, 8810, 10060, 10112, 10270, 11453, 12640, 13078, 14096, 16096, 16432, 17620, 20120, 20540, 22906, 25280, 26156, 28192, 32192, 32695, 32864, 35240, 39737, 40240, 41080, 45812, 50560, 52312, 56384, 57265, 64384, 65390, 65728, 69599, 70480, 79474, 80480, 82160, 91624, 104624, 112768, 114530, 130780, 131456, 139198, 140960, 158948, 160960, 164320, 183248, 198685, 209248, 229060, 261560, 278396, 281920, 317896, 321920, 328640, 347995, 366496, 397370, 418496, 443143, 458120, 516581, 523120, 556792, 563840, 635792, 657280, 695990, 732992, 794740, 836992, 886286, 904787, 916240, 1033162, 1046240, 1113584, 1271584, 1391980, 1465984, 1589480, 1772572, 1809574, 1832480, 2066324, 2092480, 2215715, 2227168, 2543168, 2582905, 2783960, 3178960, 3545144, 3619148, 3664960, 4132648, 4184960, 4431430, 4454336, 4523935, 5086336, 5165810, 5567920, 5760859, 6357920, 7090288, 7238296, 7329920, 8265296, 8862860, 8908672, 9047870, 10331620, 11135840, 11521718, 12715840, 14180576, 14476592, 16530592, 17725720, 18095740, 20663240, 22271680, 23043436, 25431680, 28361152, 28804295, 28953184, 33061184, 35008297, 35451440, 36191480, 41326480, 44543360, 46086872, 56722304, 57608590, 57906368, 66122368, 70016594, 70902880, 72382960, 82652960, 92173744, 115217180, 115812736, 140033188, 141805760, 144765920, 165305920, 175041485, 184347488, 230434360, 280066376, 283611520, 289531840, 330611840, 350082970, 368694976, 455107861, 460868720, 560132752, 579063680, 700165940, 737389952, 910215722, 921737440, 1120265504, 1400331880, 1820431444, 1843474880, 2240531008, 2275539305, 2800663760, 3640862888, 3686949760, 4481062016, 4551078610, 5601327520, 7281725776, 9102157220, 11202655040, 14563451552, 18204314440, 22405310080, 29126903104, 36408628880, 58253806208, 72817257760, 145634515520, 291269031040]

約数ペア:

[(1, 291269031040), (2, 145634515520), (4, 72817257760), (5, 58253806208), (8, 36408628880), (10, 29126903104), (13, 22405310080), (16, 18204314440), (20, 14563451552), (26, 11202655040), (32, 9102157220), (40, 7281725776), (52, 5601327520), (64, 4551078610), (65, 4481062016), (79, 3686949760), (80, 3640862888), (104, 2800663760), (128, 2275539305), (130, 2240531008), (158, 1843474880), (160, 1820431444), (208, 1400331880), (260, 1120265504), (316, 921737440), (320, 910215722), (395, 737389952), (416, 700165940), (503, 579063680), (520, 560132752), (632, 460868720), (640, 455107861), (790, 368694976), (832, 350082970), (881, 330611840), (1006, 289531840), (1027, 283611520), (1040, 280066376), (1264, 230434360), (1580, 184347488), (1664, 175041485), (1762, 165305920), (2012, 144765920), (2054, 141805760), (2080, 140033188), (2515, 115812736), (2528, 115217180), (3160, 92173744), (3524, 82652960), (4024, 72382960), (4108, 70902880), (4160, 70016594), (4405, 66122368), (5030, 57906368), (5056, 57608590), (5135, 56722304), (6320, 46086872), (6539, 44543360), (7048, 41326480), (8048, 36191480), (8216, 35451440), (8320, 35008297), (8810, 33061184), (10060, 28953184), (10112, 28804295), (10270, 28361152), (11453, 25431680), (12640, 23043436), (13078, 22271680), (14096, 20663240), (16096, 18095740), (16432, 17725720), (17620, 16530592), (20120, 14476592), (20540, 14180576), (22906, 12715840), (25280, 11521718), (26156, 11135840), (28192, 10331620), (32192, 9047870), (32695, 8908672), (32864, 8862860), (35240, 8265296), (39737, 7329920), (40240, 7238296), (41080, 7090288), (45812, 6357920), (50560, 5760859), (52312, 5567920), (56384, 5165810), (57265, 5086336), (64384, 4523935), (65390, 4454336), (65728, 4431430), (69599, 4184960), (70480, 4132648), (79474, 3664960), (80480, 3619148), (82160, 3545144), (91624, 3178960), (104624, 2783960), (112768, 2582905), (114530, 2543168), (130780, 2227168), (131456, 2215715), (139198, 2092480), (140960, 2066324), (158948, 1832480), (160960, 1809574), (164320, 1772572), (183248, 1589480), (198685, 1465984), (209248, 1391980), (229060, 1271584), (261560, 1113584), (278396, 1046240), (281920, 1033162), (317896, 916240), (321920, 904787), (328640, 886286), (347995, 836992), (366496, 794740), (397370, 732992), (418496, 695990), (443143, 657280), (458120, 635792), (516581, 563840), (523120, 556792)]