19905478320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:337

約数の個数: 640

約数和(自身を含む): 78394982400

約数和(自身を除く): 58489504080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 79, 80, 83, 84, 91, 104, 105, 112, 120, 130, 139, 140, 156, 158, 166, 168, 182, 195, 208, 210, 237, 240, 249, 260, 273, 278, 280, 312, 316, 332, 336, 364, 390, 395, 415, 417, 420, 455, 474, 498, 520, 546, 553, 556, 560, 581, 624, 632, 664, 695, 728, 780, 790, 830, 834, 840, 910, 948, 973, 996, 1027, 1040, 1079, 1092, 1106, 1112, 1162, 1185, 1245, 1264, 1328, 1365, 1390, 1456, 1560, 1580, 1659, 1660, 1668, 1680, 1743, 1807, 1820, 1896, 1946, 1992, 2054, 2085, 2158, 2184, 2212, 2224, 2324, 2370, 2490, 2730, 2765, 2780, 2905, 2919, 3081, 3120, 3160, 3237, 3318, 3320, 3336, 3486, 3614, 3640, 3792, 3892, 3984, 4108, 4170, 4316, 4368, 4424, 4648, 4740, 4865, 4980, 5135, 5395, 5421, 5460, 5530, 5560, 5810, 5838, 6162, 6320, 6474, 6557, 6636, 6640, 6672, 6972, 7189, 7228, 7280, 7553, 7784, 8216, 8295, 8340, 8632, 8715, 8848, 9035, 9296, 9480, 9730, 9960, 10270, 10790, 10842, 10920, 10981, 11060, 11120, 11537, 11620, 11676, 12324, 12649, 12948, 13114, 13272, 13944, 14378, 14456, 14595, 15106, 15405, 15568, 16185, 16432, 16590, 16680, 17264, 17430, 18070, 18960, 19460, 19671, 19920, 20540, 21567, 21580, 21684, 21840, 21962, 22120, 22659, 23074, 23240, 23352, 24648, 25298, 25896, 26228, 26544, 27105, 27888, 28756, 28912, 29190, 30212, 30810, 32370, 32785, 32943, 33180, 33360, 34611, 34860, 35945, 36140, 37765, 37947, 38920, 39342, 41080, 43134, 43160, 43368, 43924, 44240, 45318, 45899, 46148, 46480, 46704, 49296, 50596, 51792, 52456, 54210, 54905, 57512, 57685, 58380, 60424, 61620, 63245, 64740, 65570, 65886, 66360, 69222, 69720, 71890, 72280, 75530, 75894, 76867, 77840, 78684, 80759, 82160, 85241, 86268, 86320, 86736, 87848, 90636, 91798, 92296, 98355, 101192, 104912, 107835, 108420, 109810, 113295, 115024, 115370, 116760, 120848, 123240, 126490, 129480, 131140, 131772, 132720, 137697, 138444, 139440, 142753, 143780, 144560, 149981, 151060, 151788, 153734, 157368, 161518, 164715, 170482, 172536, 173055, 175696, 181272, 183596, 184592, 189735, 196710, 202384, 215670, 216840, 219620, 226590, 229495, 230601, 230740, 233520, 242277, 246480, 252980, 255723, 258960, 262280, 263544, 275394, 276888, 285506, 287560, 299962, 302120, 303576, 307468, 314736, 323036, 329430, 340964, 345072, 346110, 362544, 367192, 379470, 384335, 393420, 403795, 426205, 428259, 431340, 433680, 439240, 449943, 453180, 458990, 461202, 461480, 484554, 505960, 511446, 524560, 527088, 550788, 553776, 571012, 575120, 596687, 599924, 604240, 607152, 614936, 646072, 658860, 681928, 688485, 692220, 713765, 734384, 749905, 758940, 768670, 786840, 807590, 852410, 856518, 862680, 878480, 899886, 906360, 911423, 917980, 922404, 922960, 969108, 999271, 1011920, 1022892, 1049867, 1101576, 1142024, 1153005, 1193374, 1199848, 1211385, 1229872, 1278615, 1292144, 1317720, 1363856, 1376970, 1384440, 1427530, 1499810, 1517880, 1537340, 1573680, 1615180, 1704820, 1713036, 1725360, 1790061, 1799772, 1812720, 1822846, 1835960, 1844808, 1938216, 1998542, 2045784, 2099734, 2141295, 2203152, 2249715, 2284048, 2306010, 2386748, 2399696, 2422770, 2557230, 2635440, 2734269, 2753940, 2768880, 2855060, 2983435, 2997813, 2999620, 3035760, 3074680, 3149601, 3230360, 3409640, 3426072, 3580122, 3599544, 3645692, 3671920, 3689616, 3876432, 3997084, 4091568, 4199468, 4282590, 4499430, 4557115, 4612020, 4773496, 4845540, 4996355, 5114460, 5249335, 5468538, 5507880, 5710120, 5966870, 5995626, 5999240, 6149360, 6299202, 6379961, 6460720, 6819280, 6852144, 7160244, 7199088, 7291384, 7994168, 8398936, 8565180, 8950305, 8998860, 9114230, 9224040, 9546992, 9691080, 9992710, 10228920, 10498670, 10937076, 11015760, 11420240, 11848499, 11933740, 11991252, 11998480, 12598404, 12759922, 13671345, 14320488, 14582768, 14989065, 15748005, 15988336, 16797872, 17130360, 17900610, 17997720, 18228460, 18448080, 19139883, 19382160, 19985420, 20457840, 20997340, 21874152, 23696998, 23867480, 23982504, 25196808, 25519844, 27342690, 28640976, 29978130, 31496010, 31899805, 34260720, 35545497, 35801220, 35995440, 36456920, 38279766, 39970840, 41994680, 43748304, 47393996, 47734960, 47965008, 50393616, 51039688, 54685380, 59242495, 59956260, 62992020, 63799610, 71090994, 71602440, 72913840, 76559532, 79941680, 82939493, 83989360, 94787992, 95699415, 102079376, 109370760, 118484990, 119912520, 125984040, 127599220, 142181988, 143204880, 153119064, 165878986, 177727485, 189575984, 191398830, 218741520, 236969980, 239825040, 248818479, 251968080, 255198440, 284363976, 306238128, 331757972, 355454970, 382797660, 414697465, 473939960, 497636958, 510396880, 568727952, 663515944, 710909940, 765595320, 829394930, 947879920, 995273916, 1244092395, 1327031888, 1421819880, 1531190640, 1658789860, 1990547832, 2488184790, 2843639760, 3317579720, 3981095664, 4976369580, 6635159440, 9952739160, 19905478320]

約数ペア:

[(1, 19905478320), (2, 9952739160), (3, 6635159440), (4, 4976369580), (5, 3981095664), (6, 3317579720), (7, 2843639760), (8, 2488184790), (10, 1990547832), (12, 1658789860), (13, 1531190640), (14, 1421819880), (15, 1327031888), (16, 1244092395), (20, 995273916), (21, 947879920), (24, 829394930), (26, 765595320), (28, 710909940), (30, 663515944), (35, 568727952), (39, 510396880), (40, 497636958), (42, 473939960), (48, 414697465), (52, 382797660), (56, 355454970), (60, 331757972), (65, 306238128), (70, 284363976), (78, 255198440), (79, 251968080), (80, 248818479), (83, 239825040), (84, 236969980), (91, 218741520), (104, 191398830), (105, 189575984), (112, 177727485), (120, 165878986), (130, 153119064), (139, 143204880), (140, 142181988), (156, 127599220), (158, 125984040), (166, 119912520), (168, 118484990), (182, 109370760), (195, 102079376), (208, 95699415), (210, 94787992), (237, 83989360), (240, 82939493), (249, 79941680), (260, 76559532), (273, 72913840), (278, 71602440), (280, 71090994), (312, 63799610), (316, 62992020), (332, 59956260), (336, 59242495), (364, 54685380), (390, 51039688), (395, 50393616), (415, 47965008), (417, 47734960), (420, 47393996), (455, 43748304), (474, 41994680), (498, 39970840), (520, 38279766), (546, 36456920), (553, 35995440), (556, 35801220), (560, 35545497), (581, 34260720), (624, 31899805), (632, 31496010), (664, 29978130), (695, 28640976), (728, 27342690), (780, 25519844), (790, 25196808), (830, 23982504), (834, 23867480), (840, 23696998), (910, 21874152), (948, 20997340), (973, 20457840), (996, 19985420), (1027, 19382160), (1040, 19139883), (1079, 18448080), (1092, 18228460), (1106, 17997720), (1112, 17900610), (1162, 17130360), (1185, 16797872), (1245, 15988336), (1264, 15748005), (1328, 14989065), (1365, 14582768), (1390, 14320488), (1456, 13671345), (1560, 12759922), (1580, 12598404), (1659, 11998480), (1660, 11991252), (1668, 11933740), (1680, 11848499), (1743, 11420240), (1807, 11015760), (1820, 10937076), (1896, 10498670), (1946, 10228920), (1992, 9992710), (2054, 9691080), (2085, 9546992), (2158, 9224040), (2184, 9114230), (2212, 8998860), (2224, 8950305), (2324, 8565180), (2370, 8398936), (2490, 7994168), (2730, 7291384), (2765, 7199088), (2780, 7160244), (2905, 6852144), (2919, 6819280), (3081, 6460720), (3120, 6379961), (3160, 6299202), (3237, 6149360), (3318, 5999240), (3320, 5995626), (3336, 5966870), (3486, 5710120), (3614, 5507880), (3640, 5468538), (3792, 5249335), (3892, 5114460), (3984, 4996355), (4108, 4845540), (4170, 4773496), (4316, 4612020), (4368, 4557115), (4424, 4499430), (4648, 4282590), (4740, 4199468), (4865, 4091568), (4980, 3997084), (5135, 3876432), (5395, 3689616), (5421, 3671920), (5460, 3645692), (5530, 3599544), (5560, 3580122), (5810, 3426072), (5838, 3409640), (6162, 3230360), (6320, 3149601), (6474, 3074680), (6557, 3035760), (6636, 2999620), (6640, 2997813), (6672, 2983435), (6972, 2855060), (7189, 2768880), (7228, 2753940), (7280, 2734269), (7553, 2635440), (7784, 2557230), (8216, 2422770), (8295, 2399696), (8340, 2386748), (8632, 2306010), (8715, 2284048), (8848, 2249715), (9035, 2203152), (9296, 2141295), (9480, 2099734), (9730, 2045784), (9960, 1998542), (10270, 1938216), (10790, 1844808), (10842, 1835960), (10920, 1822846), (10981, 1812720), (11060, 1799772), (11120, 1790061), (11537, 1725360), (11620, 1713036), (11676, 1704820), (12324, 1615180), (12649, 1573680), (12948, 1537340), (13114, 1517880), (13272, 1499810), (13944, 1427530), (14378, 1384440), (14456, 1376970), (14595, 1363856), (15106, 1317720), (15405, 1292144), (15568, 1278615), (16185, 1229872), (16432, 1211385), (16590, 1199848), (16680, 1193374), (17264, 1153005), (17430, 1142024), (18070, 1101576), (18960, 1049867), (19460, 1022892), (19671, 1011920), (19920, 999271), (20540, 969108), (21567, 922960), (21580, 922404), (21684, 917980), (21840, 911423), (21962, 906360), (22120, 899886), (22659, 878480), (23074, 862680), (23240, 856518), (23352, 852410), (24648, 807590), (25298, 786840), (25896, 768670), (26228, 758940), (26544, 749905), (27105, 734384), (27888, 713765), (28756, 692220), (28912, 688485), (29190, 681928), (30212, 658860), (30810, 646072), (32370, 614936), (32785, 607152), (32943, 604240), (33180, 599924), (33360, 596687), (34611, 575120), (34860, 571012), (35945, 553776), (36140, 550788), (37765, 527088), (37947, 524560), (38920, 511446), (39342, 505960), (41080, 484554), (43134, 461480), (43160, 461202), (43368, 458990), (43924, 453180), (44240, 449943), (45318, 439240), (45899, 433680), (46148, 431340), (46480, 428259), (46704, 426205), (49296, 403795), (50596, 393420), (51792, 384335), (52456, 379470), (54210, 367192), (54905, 362544), (57512, 346110), (57685, 345072), (58380, 340964), (60424, 329430), (61620, 323036), (63245, 314736), (64740, 307468), (65570, 303576), (65886, 302120), (66360, 299962), (69222, 287560), (69720, 285506), (71890, 276888), (72280, 275394), (75530, 263544), (75894, 262280), (76867, 258960), (77840, 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