20291242272

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{1229}}^1$

素因数の和:1639

約数の個数: 192

約数和(自身を含む): 61892812800

約数和(自身を除く): 41601570528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 79, 84, 96, 112, 158, 168, 224, 237, 311, 316, 336, 474, 553, 622, 632, 672, 933, 948, 1106, 1229, 1244, 1264, 1659, 1866, 1896, 2177, 2212, 2458, 2488, 2528, 3318, 3687, 3732, 3792, 4354, 4424, 4916, 4976, 6531, 6636, 7374, 7464, 7584, 8603, 8708, 8848, 9832, 9952, 13062, 13272, 14748, 14928, 17206, 17416, 17696, 19664, 24569, 25809, 26124, 26544, 29496, 29856, 34412, 34832, 39328, 49138, 51618, 52248, 53088, 58992, 68824, 69664, 73707, 97091, 98276, 103236, 104496, 117984, 137648, 147414, 171983, 194182, 196552, 206472, 208992, 275296, 291273, 294828, 343966, 382219, 388364, 393104, 412944, 515949, 582546, 589656, 679637, 687932, 764438, 776728, 786208, 825888, 1031898, 1146657, 1165092, 1179312, 1359274, 1375864, 1528876, 1553456, 2038911, 2063796, 2293314, 2330184, 2358624, 2675533, 2718548, 2751728, 3057752, 3106912, 4077822, 4127592, 4586628, 4660368, 5351066, 5437096, 5503456, 6115504, 8026599, 8155644, 8255184, 9173256, 9320736, 10702132, 10874192, 12231008, 16053198, 16311288, 16510368, 18346512, 21404264, 21748384, 30195301, 32106396, 32622576, 36693024, 42808528, 60390602, 64212792, 65245152, 85617056, 90585903, 120781204, 128425584, 181171806, 211367107, 241562408, 256851168, 362343612, 422734214, 483124816, 634101321, 724687224, 845468428, 966249632, 1268202642, 1449374448, 1690936856, 2536405284, 2898748896, 3381873712, 5072810568, 6763747424, 10145621136, 20291242272]

約数ペア:

[(1, 20291242272), (2, 10145621136), (3, 6763747424), (4, 5072810568), (6, 3381873712), (7, 2898748896), (8, 2536405284), (12, 1690936856), (14, 1449374448), (16, 1268202642), (21, 966249632), (24, 845468428), (28, 724687224), (32, 634101321), (42, 483124816), (48, 422734214), (56, 362343612), (79, 256851168), (84, 241562408), (96, 211367107), (112, 181171806), (158, 128425584), (168, 120781204), (224, 90585903), (237, 85617056), (311, 65245152), (316, 64212792), (336, 60390602), (474, 42808528), (553, 36693024), (622, 32622576), (632, 32106396), (672, 30195301), (933, 21748384), (948, 21404264), (1106, 18346512), (1229, 16510368), (1244, 16311288), (1264, 16053198), (1659, 12231008), (1866, 10874192), (1896, 10702132), (2177, 9320736), (2212, 9173256), (2458, 8255184), (2488, 8155644), (2528, 8026599), (3318, 6115504), (3687, 5503456), (3732, 5437096), (3792, 5351066), (4354, 4660368), (4424, 4586628), (4916, 4127592), (4976, 4077822), (6531, 3106912), (6636, 3057752), (7374, 2751728), (7464, 2718548), (7584, 2675533), (8603, 2358624), (8708, 2330184), (8848, 2293314), (9832, 2063796), (9952, 2038911), (13062, 1553456), (13272, 1528876), (14748, 1375864), (14928, 1359274), (17206, 1179312), (17416, 1165092), (17696, 1146657), (19664, 1031898), (24569, 825888), (25809, 786208), (26124, 776728), (26544, 764438), (29496, 687932), (29856, 679637), (34412, 589656), (34832, 582546), (39328, 515949), (49138, 412944), (51618, 393104), (52248, 388364), (53088, 382219), (58992, 343966), (68824, 294828), (69664, 291273), (73707, 275296), (97091, 208992), (98276, 206472), (103236, 196552), (104496, 194182), (117984, 171983), (137648, 147414)]