20257244280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{5779}}^1$

素因数の和:5923

約数の個数: 384

約数和(自身を含む): 81800409600

約数和(自身を除く): 61543165320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 107, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 214, 234, 252, 260, 273, 280, 312, 315, 321, 360, 364, 390, 420, 428, 455, 468, 504, 520, 535, 546, 585, 630, 642, 728, 749, 780, 819, 840, 856, 910, 936, 963, 1070, 1092, 1170, 1260, 1284, 1365, 1391, 1498, 1560, 1605, 1638, 1820, 1926, 2140, 2184, 2247, 2340, 2520, 2568, 2730, 2782, 2996, 3210, 3276, 3640, 3745, 3852, 4095, 4173, 4280, 4494, 4680, 4815, 5460, 5564, 5779, 5992, 6420, 6552, 6741, 6955, 7490, 7704, 8190, 8346, 8988, 9630, 9737, 10920, 11128, 11235, 11558, 12519, 12840, 13482, 13910, 14980, 16380, 16692, 17337, 17976, 19260, 19474, 20865, 22470, 23116, 25038, 26964, 27820, 28895, 29211, 29960, 32760, 33384, 33705, 34674, 38520, 38948, 40453, 41730, 44940, 46232, 48685, 50076, 52011, 53928, 55640, 57790, 58422, 62595, 67410, 69348, 75127, 77896, 80906, 83460, 86685, 87633, 89880, 97370, 100152, 104022, 115580, 116844, 121359, 125190, 134820, 138696, 146055, 150254, 161812, 166920, 173370, 175266, 194740, 202265, 208044, 225381, 231160, 233688, 242718, 250380, 260055, 269640, 292110, 300508, 323624, 346740, 350532, 364077, 375635, 389480, 404530, 416088, 438165, 450762, 485436, 500760, 520110, 525889, 584220, 601016, 606795, 618353, 676143, 693480, 701064, 728154, 751270, 809060, 876330, 901524, 970872, 1040220, 1051778, 1126905, 1168440, 1213590, 1236706, 1352286, 1456308, 1502540, 1577667, 1618120, 1752660, 1803048, 1820385, 1855059, 2080440, 2103556, 2253810, 2427180, 2473412, 2629445, 2704572, 2912616, 3005080, 3091765, 3155334, 3380715, 3505320, 3640770, 3710118, 4207112, 4328471, 4507620, 4733001, 4854360, 4946824, 5258890, 5409144, 5565177, 6183530, 6310668, 6761430, 7281540, 7420236, 7888335, 8038589, 8656942, 9015240, 9275295, 9466002, 10517780, 11130354, 12367060, 12621336, 12985413, 13522860, 14563080, 14840472, 15776670, 16077178, 17313884, 18550590, 18932004, 21035560, 21642355, 22260708, 23665005, 24115767, 24734120, 25970826, 27045720, 27825885, 31553340, 32154356, 34627768, 37101180, 37864008, 38956239, 40192945, 43284710, 44521416, 47330010, 48231534, 51941652, 55651770, 56270123, 63106680, 64308712, 64927065, 72347301, 74202360, 77912478, 80385890, 86569420, 94660020, 96463068, 103883304, 111303540, 112540246, 120578835, 129854130, 144694602, 155824956, 160771780, 168810369, 173138840, 189320040, 192926136, 194781195, 222607080, 225080492, 241157670, 259708260, 281350615, 289389204, 311649912, 321543560, 337620738, 361736505, 389562390, 450160984, 482315340, 506431107, 519416520, 562701230, 578778408, 675241476, 723473010, 779124780, 844051845, 964630680, 1012862214, 1125402460, 1350482952, 1446946020, 1558249560, 1688103690, 2025724428, 2250804920, 2532155535, 2893892040, 3376207380, 4051448856, 5064311070, 6752414760, 10128622140, 20257244280]

約数ペア:

[(1, 20257244280), (2, 10128622140), (3, 6752414760), (4, 5064311070), (5, 4051448856), (6, 3376207380), (7, 2893892040), (8, 2532155535), (9, 2250804920), (10, 2025724428), (12, 1688103690), (13, 1558249560), (14, 1446946020), (15, 1350482952), (18, 1125402460), (20, 1012862214), (21, 964630680), (24, 844051845), (26, 779124780), (28, 723473010), (30, 675241476), (35, 578778408), (36, 562701230), (39, 519416520), (40, 506431107), (42, 482315340), (45, 450160984), (52, 389562390), (56, 361736505), (60, 337620738), (63, 321543560), (65, 311649912), (70, 289389204), (72, 281350615), (78, 259708260), (84, 241157670), (90, 225080492), (91, 222607080), (104, 194781195), (105, 192926136), (107, 189320040), (117, 173138840), (120, 168810369), (126, 160771780), (130, 155824956), (140, 144694602), (156, 129854130), (168, 120578835), (180, 112540246), (182, 111303540), (195, 103883304), (210, 96463068), (214, 94660020), (234, 86569420), (252, 80385890), (260, 77912478), (273, 74202360), (280, 72347301), (312, 64927065), (315, 64308712), (321, 63106680), (360, 56270123), (364, 55651770), (390, 51941652), (420, 48231534), (428, 47330010), (455, 44521416), (468, 43284710), (504, 40192945), (520, 38956239), (535, 37864008), (546, 37101180), (585, 34627768), (630, 32154356), (642, 31553340), (728, 27825885), (749, 27045720), (780, 25970826), (819, 24734120), (840, 24115767), (856, 23665005), (910, 22260708), (936, 21642355), (963, 21035560), (1070, 18932004), (1092, 18550590), (1170, 17313884), (1260, 16077178), (1284, 15776670), (1365, 14840472), (1391, 14563080), (1498, 13522860), (1560, 12985413), (1605, 12621336), (1638, 12367060), (1820, 11130354), (1926, 10517780), (2140, 9466002), (2184, 9275295), (2247, 9015240), (2340, 8656942), (2520, 8038589), (2568, 7888335), (2730, 7420236), (2782, 7281540), (2996, 6761430), (3210, 6310668), (3276, 6183530), (3640, 5565177), (3745, 5409144), (3852, 5258890), (4095, 4946824), (4173, 4854360), (4280, 4733001), (4494, 4507620), (4680, 4328471), (4815, 4207112), (5460, 3710118), (5564, 3640770), (5779, 3505320), (5992, 3380715), (6420, 3155334), (6552, 3091765), (6741, 3005080), (6955, 2912616), (7490, 2704572), (7704, 2629445), (8190, 2473412), (8346, 2427180), (8988, 2253810), (9630, 2103556), (9737, 2080440), (10920, 1855059), (11128, 1820385), (11235, 1803048), (11558, 1752660), (12519, 1618120), (12840, 1577667), (13482, 1502540), (13910, 1456308), (14980, 1352286), (16380, 1236706), (16692, 1213590), (17337, 1168440), (17976, 1126905), (19260, 1051778), (19474, 1040220), (20865, 970872), (22470, 901524), (23116, 876330), (25038, 809060), (26964, 751270), (27820, 728154), (28895, 701064), (29211, 693480), (29960, 676143), (32760, 618353), (33384, 606795), (33705, 601016), (34674, 584220), (38520, 525889), (38948, 520110), (40453, 500760), (41730, 485436), (44940, 450762), (46232, 438165), (48685, 416088), (50076, 404530), (52011, 389480), (53928, 375635), (55640, 364077), (57790, 350532), (58422, 346740), (62595, 323624), (67410, 300508), (69348, 292110), (75127, 269640), (77896, 260055), (80906, 250380), (83460, 242718), (86685, 233688), (87633, 231160), (89880, 225381), (97370, 208044), (100152, 202265), (104022, 194740), (115580, 175266), (116844, 173370), (121359, 166920), (125190, 161812), (134820, 150254), (138696, 146055)]