1980475920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9915

約数の個数: 200

約数和(自身を含む): 7101093120

約数和(自身を除く): 5120617200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 248, 270, 279, 310, 324, 360, 372, 405, 432, 465, 496, 540, 558, 620, 648, 720, 744, 810, 837, 930, 1080, 1116, 1240, 1296, 1395, 1488, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2790, 3240, 3348, 3720, 4185, 4464, 5022, 5580, 6480, 6696, 7440, 8370, 9859, 10044, 11160, 12555, 13392, 16740, 19718, 20088, 22320, 25110, 29577, 33480, 39436, 40176, 49295, 50220, 59154, 66960, 78872, 88731, 98590, 100440, 118308, 147885, 157744, 177462, 197180, 200880, 236616, 266193, 295770, 305629, 354924, 394360, 443655, 473232, 532386, 591540, 611258, 709848, 788720, 798579, 887310, 916887, 1064772, 1183080, 1222516, 1330965, 1419696, 1528145, 1597158, 1774620, 1833774, 2129544, 2366160, 2445032, 2661930, 2750661, 3056290, 3194316, 3549240, 3667548, 3992895, 4259088, 4584435, 4890064, 5323860, 5501322, 6112580, 6388632, 7098480, 7335096, 7985790, 8251983, 9168870, 10647720, 11002644, 12225160, 12777264, 13753305, 14670192, 15971580, 16503966, 18337740, 21295440, 22005288, 24450320, 24755949, 27506610, 31943160, 33007932, 36675480, 41259915, 44010576, 49511898, 55013220, 63886320, 66015864, 73350960, 82519830, 99023796, 110026440, 123779745, 132031728, 165039660, 198047592, 220052880, 247559490, 330079320, 396095184, 495118980, 660158640, 990237960, 1980475920]

約数ペア:

[(1, 1980475920), (2, 990237960), (3, 660158640), (4, 495118980), (5, 396095184), (6, 330079320), (8, 247559490), (9, 220052880), (10, 198047592), (12, 165039660), (15, 132031728), (16, 123779745), (18, 110026440), (20, 99023796), (24, 82519830), (27, 73350960), (30, 66015864), (31, 63886320), (36, 55013220), (40, 49511898), (45, 44010576), (48, 41259915), (54, 36675480), (60, 33007932), (62, 31943160), (72, 27506610), (80, 24755949), (81, 24450320), (90, 22005288), (93, 21295440), (108, 18337740), (120, 16503966), (124, 15971580), (135, 14670192), (144, 13753305), (155, 12777264), (162, 12225160), (180, 11002644), (186, 10647720), (216, 9168870), (240, 8251983), (248, 7985790), (270, 7335096), (279, 7098480), (310, 6388632), (324, 6112580), (360, 5501322), (372, 5323860), (405, 4890064), (432, 4584435), (465, 4259088), (496, 3992895), (540, 3667548), (558, 3549240), (620, 3194316), (648, 3056290), (720, 2750661), (744, 2661930), (810, 2445032), (837, 2366160), (930, 2129544), (1080, 1833774), (1116, 1774620), (1240, 1597158), (1296, 1528145), (1395, 1419696), (1488, 1330965), (1620, 1222516), (1674, 1183080), (1860, 1064772), (2160, 916887), (2232, 887310), (2480, 798579), (2511, 788720), (2790, 709848), (3240, 611258), (3348, 591540), (3720, 532386), (4185, 473232), (4464, 443655), (5022, 394360), (5580, 354924), (6480, 305629), (6696, 295770), (7440, 266193), (8370, 236616), (9859, 200880), (10044, 197180), (11160, 177462), (12555, 157744), (13392, 147885), (16740, 118308), (19718, 100440), (20088, 98590), (22320, 88731), (25110, 78872), (29577, 66960), (33480, 59154), (39436, 50220), (40176, 49295)]