20120642640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{1723}}^1$

素因数の和:2087

約数の個数: 360

約数和(自身を含む): 78887191968

約数和(自身を除く): 58766549328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 331, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 662, 720, 735, 784, 840, 882, 980, 993, 1008, 1176, 1260, 1324, 1470, 1655, 1680, 1723, 1764, 1960, 1986, 2205, 2317, 2352, 2520, 2648, 2940, 2979, 3310, 3446, 3528, 3920, 3972, 4410, 4634, 4965, 5040, 5169, 5296, 5880, 5958, 6620, 6892, 6951, 7056, 7944, 8615, 8820, 9268, 9930, 10338, 11585, 11760, 11916, 12061, 13240, 13784, 13902, 14895, 15507, 15888, 16219, 17230, 17640, 18536, 19860, 20676, 20853, 23170, 23832, 24122, 25845, 26480, 27568, 27804, 29790, 31014, 32438, 34460, 34755, 35280, 36183, 37072, 39720, 41352, 41706, 46340, 47664, 48244, 48657, 51690, 55608, 59580, 60305, 62028, 64876, 68920, 69510, 72366, 77535, 79440, 81095, 82704, 83412, 84427, 92680, 96488, 97314, 103380, 104265, 108549, 111216, 119160, 120610, 124056, 129752, 137840, 139020, 144732, 145971, 155070, 162190, 166824, 168854, 180915, 185360, 192976, 194628, 206760, 208530, 217098, 238320, 241220, 243285, 248112, 253281, 259504, 278040, 289464, 291942, 310140, 324380, 333648, 337708, 361830, 389256, 413520, 417060, 422135, 434196, 482440, 486570, 506562, 542745, 556080, 570313, 578928, 583884, 620280, 648760, 675416, 723660, 729855, 759843, 778512, 834120, 844270, 868392, 964880, 973140, 1013124, 1085490, 1140626, 1167768, 1240560, 1266405, 1297520, 1350832, 1447320, 1459710, 1519686, 1668240, 1688540, 1710939, 1736784, 1946280, 2026248, 2170980, 2281252, 2335536, 2532810, 2851565, 2894640, 2919420, 3039372, 3377080, 3421878, 3799215, 3892560, 3992191, 4052496, 4341960, 4562504, 5065620, 5132817, 5703130, 5838840, 6078744, 6754160, 6843756, 7598430, 7984382, 8554695, 8683920, 9125008, 10131240, 10265634, 11406260, 11677680, 11976573, 12157488, 13687512, 15196860, 15968764, 17109390, 19960955, 20262480, 20531268, 22812520, 23953146, 25664085, 27375024, 27945337, 30393720, 31937528, 34218780, 35929719, 39921910, 41062536, 45625040, 47906292, 51328170, 55890674, 59882865, 60787440, 63875056, 68437560, 71859438, 79843820, 82125072, 83836011, 95812584, 102656340, 111781348, 119765730, 136875120, 139726685, 143718876, 159687640, 167672022, 179648595, 191625168, 205312680, 223562696, 239531460, 251508033, 279453370, 287437752, 319375280, 335344044, 359297190, 410625360, 419180055, 447125392, 479062920, 503016066, 558906740, 574875504, 670688088, 718594380, 838360110, 958125840, 1006032132, 1117813480, 1257540165, 1341376176, 1437188760, 1676720220, 2012064264, 2235626960, 2515080330, 2874377520, 3353440440, 4024128528, 5030160660, 6706880880, 10060321320, 20120642640]

約数ペア:

[(1, 20120642640), (2, 10060321320), (3, 6706880880), (4, 5030160660), (5, 4024128528), (6, 3353440440), (7, 2874377520), (8, 2515080330), (9, 2235626960), (10, 2012064264), (12, 1676720220), (14, 1437188760), (15, 1341376176), (16, 1257540165), (18, 1117813480), (20, 1006032132), (21, 958125840), (24, 838360110), (28, 718594380), (30, 670688088), (35, 574875504), (36, 558906740), (40, 503016066), (42, 479062920), (45, 447125392), (48, 419180055), (49, 410625360), (56, 359297190), (60, 335344044), (63, 319375280), (70, 287437752), (72, 279453370), (80, 251508033), (84, 239531460), (90, 223562696), (98, 205312680), (105, 191625168), (112, 179648595), (120, 167672022), (126, 159687640), (140, 143718876), (144, 139726685), (147, 136875120), (168, 119765730), (180, 111781348), (196, 102656340), (210, 95812584), (240, 83836011), (245, 82125072), (252, 79843820), (280, 71859438), (294, 68437560), (315, 63875056), (331, 60787440), (336, 59882865), (360, 55890674), (392, 51328170), (420, 47906292), (441, 45625040), (490, 41062536), (504, 39921910), (560, 35929719), (588, 34218780), (630, 31937528), (662, 30393720), (720, 27945337), (735, 27375024), (784, 25664085), (840, 23953146), (882, 22812520), (980, 20531268), (993, 20262480), (1008, 19960955), (1176, 17109390), (1260, 15968764), (1324, 15196860), (1470, 13687512), (1655, 12157488), (1680, 11976573), (1723, 11677680), (1764, 11406260), (1960, 10265634), (1986, 10131240), (2205, 9125008), (2317, 8683920), (2352, 8554695), (2520, 7984382), (2648, 7598430), (2940, 6843756), (2979, 6754160), (3310, 6078744), (3446, 5838840), (3528, 5703130), (3920, 5132817), (3972, 5065620), (4410, 4562504), (4634, 4341960), (4965, 4052496), (5040, 3992191), (5169, 3892560), (5296, 3799215), (5880, 3421878), (5958, 3377080), (6620, 3039372), (6892, 2919420), (6951, 2894640), (7056, 2851565), (7944, 2532810), (8615, 2335536), (8820, 2281252), (9268, 2170980), (9930, 2026248), (10338, 1946280), (11585, 1736784), (11760, 1710939), (11916, 1688540), (12061, 1668240), (13240, 1519686), (13784, 1459710), (13902, 1447320), (14895, 1350832), (15507, 1297520), (15888, 1266405), (16219, 1240560), (17230, 1167768), (17640, 1140626), (18536, 1085490), (19860, 1013124), (20676, 973140), (20853, 964880), (23170, 868392), (23832, 844270), (24122, 834120), (25845, 778512), (26480, 759843), (27568, 729855), (27804, 723660), (29790, 675416), (31014, 648760), (32438, 620280), (34460, 583884), (34755, 578928), (35280, 570313), (36183, 556080), (37072, 542745), (39720, 506562), (41352, 486570), (41706, 482440), (46340, 434196), (47664, 422135), (48244, 417060), (48657, 413520), (51690, 389256), (55608, 361830), (59580, 337708), (60305, 333648), (62028, 324380), (64876, 310140), (68920, 291942), (69510, 289464), (72366, 278040), (77535, 259504), (79440, 253281), (81095, 248112), (82704, 243285), (83412, 241220), (84427, 238320), (92680, 217098), (96488, 208530), (97314, 206760), (103380, 194628), (104265, 192976), (108549, 185360), (111216, 180915), (119160, 168854), (120610, 166824), (124056, 162190), (129752, 155070), (137840, 145971), (139020, 144732)]