2018939160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:487

約数の個数: 256

約数和(自身を含む): 7128576000

約数和(自身を除く): 5109636840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 181, 196, 210, 245, 271, 280, 294, 343, 362, 392, 420, 490, 542, 543, 588, 686, 724, 735, 813, 840, 905, 980, 1029, 1084, 1086, 1176, 1267, 1355, 1372, 1448, 1470, 1626, 1715, 1810, 1897, 1960, 2058, 2168, 2172, 2534, 2710, 2715, 2744, 2940, 3252, 3430, 3620, 3794, 3801, 4065, 4116, 4344, 5068, 5145, 5420, 5430, 5691, 5880, 6335, 6504, 6860, 7240, 7588, 7602, 8130, 8232, 8869, 9485, 10136, 10290, 10840, 10860, 11382, 12670, 13279, 13720, 15176, 15204, 16260, 17738, 18970, 19005, 20580, 21720, 22764, 25340, 26558, 26607, 28455, 30408, 32520, 35476, 37940, 38010, 39837, 41160, 44345, 45528, 49051, 50680, 53116, 53214, 56910, 62083, 66395, 70952, 75880, 76020, 79674, 88690, 92953, 98102, 106232, 106428, 113820, 124166, 132790, 133035, 147153, 152040, 159348, 177380, 185906, 186249, 196204, 199185, 212856, 227640, 245255, 248332, 265580, 266070, 278859, 294306, 310415, 318696, 343357, 354760, 371812, 372498, 392408, 398370, 464765, 490510, 496664, 531160, 532140, 557718, 588612, 620830, 686714, 735765, 743624, 744996, 796740, 929530, 931245, 981020, 1030071, 1064280, 1115436, 1177224, 1241660, 1373428, 1394295, 1471530, 1489992, 1593480, 1716785, 1859060, 1862490, 1962040, 2060142, 2230872, 2403499, 2483320, 2746856, 2788590, 2943060, 3433570, 3718120, 3724980, 4120284, 4806998, 5150355, 5577180, 5886120, 6867140, 7210497, 7449960, 8240568, 9613996, 10300710, 11154360, 12017495, 13734280, 14420994, 16824493, 19227992, 20601420, 24034990, 28841988, 33648986, 36052485, 41202840, 48069980, 50473479, 57683976, 67297972, 72104970, 84122465, 96139960, 100946958, 134595944, 144209940, 168244930, 201893916, 252367395, 288419880, 336489860, 403787832, 504734790, 672979720, 1009469580, 2018939160]

約数ペア:

[(1, 2018939160), (2, 1009469580), (3, 672979720), (4, 504734790), (5, 403787832), (6, 336489860), (7, 288419880), (8, 252367395), (10, 201893916), (12, 168244930), (14, 144209940), (15, 134595944), (20, 100946958), (21, 96139960), (24, 84122465), (28, 72104970), (30, 67297972), (35, 57683976), (40, 50473479), (42, 48069980), (49, 41202840), (56, 36052485), (60, 33648986), (70, 28841988), (84, 24034990), (98, 20601420), (105, 19227992), (120, 16824493), (140, 14420994), (147, 13734280), (168, 12017495), (181, 11154360), (196, 10300710), (210, 9613996), (245, 8240568), (271, 7449960), (280, 7210497), (294, 6867140), (343, 5886120), (362, 5577180), (392, 5150355), (420, 4806998), (490, 4120284), (542, 3724980), (543, 3718120), (588, 3433570), (686, 2943060), (724, 2788590), (735, 2746856), (813, 2483320), (840, 2403499), (905, 2230872), (980, 2060142), (1029, 1962040), (1084, 1862490), (1086, 1859060), (1176, 1716785), (1267, 1593480), (1355, 1489992), (1372, 1471530), (1448, 1394295), (1470, 1373428), (1626, 1241660), (1715, 1177224), (1810, 1115436), (1897, 1064280), (1960, 1030071), (2058, 981020), (2168, 931245), (2172, 929530), (2534, 796740), (2710, 744996), (2715, 743624), (2744, 735765), (2940, 686714), (3252, 620830), (3430, 588612), (3620, 557718), (3794, 532140), (3801, 531160), (4065, 496664), (4116, 490510), (4344, 464765), (5068, 398370), (5145, 392408), (5420, 372498), (5430, 371812), (5691, 354760), (5880, 343357), (6335, 318696), (6504, 310415), (6860, 294306), (7240, 278859), (7588, 266070), (7602, 265580), (8130, 248332), (8232, 245255), (8869, 227640), (9485, 212856), (10136, 199185), (10290, 196204), (10840, 186249), (10860, 185906), (11382, 177380), (12670, 159348), (13279, 152040), (13720, 147153), (15176, 133035), (15204, 132790), (16260, 124166), (17738, 113820), (18970, 106428), (19005, 106232), (20580, 98102), (21720, 92953), (22764, 88690), (25340, 79674), (26558, 76020), (26607, 75880), (28455, 70952), (30408, 66395), (32520, 62083), (35476, 56910), (37940, 53214), (38010, 53116), (39837, 50680), (41160, 49051), (44345, 45528)]