19902325968

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15559}}^1$

素因数の和:15636

約数の個数: 240

約数和(自身を含む): 67422351360

約数和(自身を除く): 47520025392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 47, 48, 54, 56, 63, 72, 81, 84, 94, 108, 112, 126, 141, 144, 162, 168, 188, 189, 216, 243, 252, 282, 324, 329, 336, 376, 378, 423, 432, 486, 504, 564, 567, 648, 658, 752, 756, 846, 972, 987, 1008, 1128, 1134, 1269, 1296, 1316, 1512, 1692, 1701, 1944, 1974, 2256, 2268, 2538, 2632, 2961, 3024, 3384, 3402, 3807, 3888, 3948, 4536, 5076, 5264, 5922, 6768, 6804, 7614, 7896, 8883, 9072, 10152, 11421, 11844, 13608, 15228, 15559, 15792, 17766, 20304, 22842, 23688, 26649, 27216, 30456, 31118, 35532, 45684, 46677, 47376, 53298, 60912, 62236, 71064, 79947, 91368, 93354, 106596, 108913, 124472, 140031, 142128, 159894, 182736, 186708, 213192, 217826, 248944, 280062, 319788, 326739, 373416, 420093, 426384, 435652, 560124, 639576, 653478, 731273, 746832, 840186, 871304, 980217, 1120248, 1260279, 1279152, 1306956, 1462546, 1680372, 1742608, 1960434, 2193819, 2240496, 2520558, 2613912, 2925092, 2940651, 3360744, 3780837, 3920868, 4387638, 5041116, 5118911, 5227824, 5850184, 5881302, 6581457, 6721488, 7561674, 7841736, 8775276, 8821953, 10082232, 10237822, 11700368, 11762604, 13162914, 15123348, 15356733, 15683472, 17550552, 17643906, 19744371, 20164464, 20475644, 23525208, 26325828, 26465859, 30246696, 30713466, 35101104, 35287812, 39488742, 40951288, 46070199, 47050416, 52651656, 52931718, 59233113, 60493392, 61426932, 70575624, 78977484, 81902576, 92140398, 105303312, 105863436, 118466226, 122853864, 138210597, 141151248, 157954968, 177699339, 184280796, 211726872, 236932452, 245707728, 276421194, 315909936, 355398678, 368561592, 414631791, 423453744, 473864904, 552842388, 710797356, 737123184, 829263582, 947729808, 1105684776, 1243895373, 1421594712, 1658527164, 2211369552, 2487790746, 2843189424, 3317054328, 4975581492, 6634108656, 9951162984, 19902325968]

約数ペア:

[(1, 19902325968), (2, 9951162984), (3, 6634108656), (4, 4975581492), (6, 3317054328), (7, 2843189424), (8, 2487790746), (9, 2211369552), (12, 1658527164), (14, 1421594712), (16, 1243895373), (18, 1105684776), (21, 947729808), (24, 829263582), (27, 737123184), (28, 710797356), (36, 552842388), (42, 473864904), (47, 423453744), (48, 414631791), (54, 368561592), (56, 355398678), (63, 315909936), (72, 276421194), (81, 245707728), (84, 236932452), (94, 211726872), (108, 184280796), (112, 177699339), (126, 157954968), (141, 141151248), (144, 138210597), (162, 122853864), (168, 118466226), (188, 105863436), (189, 105303312), (216, 92140398), (243, 81902576), (252, 78977484), (282, 70575624), (324, 61426932), (329, 60493392), (336, 59233113), (376, 52931718), (378, 52651656), (423, 47050416), (432, 46070199), (486, 40951288), (504, 39488742), (564, 35287812), (567, 35101104), (648, 30713466), (658, 30246696), (752, 26465859), (756, 26325828), (846, 23525208), (972, 20475644), (987, 20164464), (1008, 19744371), (1128, 17643906), (1134, 17550552), (1269, 15683472), (1296, 15356733), (1316, 15123348), (1512, 13162914), (1692, 11762604), (1701, 11700368), (1944, 10237822), (1974, 10082232), (2256, 8821953), (2268, 8775276), (2538, 7841736), (2632, 7561674), (2961, 6721488), (3024, 6581457), (3384, 5881302), (3402, 5850184), (3807, 5227824), (3888, 5118911), (3948, 5041116), (4536, 4387638), (5076, 3920868), (5264, 3780837), (5922, 3360744), (6768, 2940651), (6804, 2925092), (7614, 2613912), (7896, 2520558), (8883, 2240496), (9072, 2193819), (10152, 1960434), (11421, 1742608), (11844, 1680372), (13608, 1462546), (15228, 1306956), (15559, 1279152), (15792, 1260279), (17766, 1120248), (20304, 980217), (22842, 871304), (23688, 840186), (26649, 746832), (27216, 731273), (30456, 653478), (31118, 639576), (35532, 560124), (45684, 435652), (46677, 426384), (47376, 420093), (53298, 373416), (60912, 326739), (62236, 319788), (71064, 280062), (79947, 248944), (91368, 217826), (93354, 213192), (106596, 186708), (108913, 182736), (124472, 159894), (140031, 142128)]