20289024

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 240

約数和(自身を含む): 72772128

約数和(自身を除く): 52483104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 37, 42, 48, 51, 56, 63, 64, 68, 72, 74, 84, 96, 102, 111, 112, 119, 126, 128, 136, 144, 148, 153, 168, 192, 204, 222, 224, 238, 252, 256, 259, 272, 288, 296, 306, 333, 336, 357, 384, 408, 444, 448, 476, 504, 512, 518, 544, 576, 592, 612, 629, 666, 672, 714, 768, 777, 816, 888, 896, 952, 1008, 1036, 1071, 1088, 1152, 1184, 1224, 1258, 1332, 1344, 1428, 1536, 1554, 1632, 1776, 1792, 1887, 1904, 2016, 2072, 2142, 2176, 2304, 2331, 2368, 2448, 2516, 2664, 2688, 2856, 3108, 3264, 3552, 3584, 3774, 3808, 4032, 4144, 4284, 4352, 4403, 4608, 4662, 4736, 4896, 5032, 5328, 5376, 5661, 5712, 6216, 6528, 7104, 7548, 7616, 8064, 8288, 8568, 8704, 8806, 9324, 9472, 9792, 10064, 10656, 10752, 11322, 11424, 12432, 13056, 13209, 14208, 15096, 15232, 16128, 16576, 17136, 17612, 18648, 18944, 19584, 20128, 21312, 22644, 22848, 24864, 26112, 26418, 28416, 30192, 30464, 32256, 33152, 34272, 35224, 37296, 39168, 39627, 40256, 42624, 45288, 45696, 49728, 52836, 56832, 60384, 60928, 66304, 68544, 70448, 74592, 78336, 79254, 80512, 85248, 90576, 91392, 99456, 105672, 120768, 132608, 137088, 140896, 149184, 158508, 161024, 170496, 181152, 182784, 198912, 211344, 241536, 274176, 281792, 298368, 317016, 322048, 362304, 397824, 422688, 483072, 548352, 563584, 596736, 634032, 724608, 845376, 966144, 1127168, 1193472, 1268064, 1449216, 1690752, 2254336, 2536128, 2898432, 3381504, 5072256, 6763008, 10144512, 20289024]

約数ペア:

[(1, 20289024), (2, 10144512), (3, 6763008), (4, 5072256), (6, 3381504), (7, 2898432), (8, 2536128), (9, 2254336), (12, 1690752), (14, 1449216), (16, 1268064), (17, 1193472), (18, 1127168), (21, 966144), (24, 845376), (28, 724608), (32, 634032), (34, 596736), (36, 563584), (37, 548352), (42, 483072), (48, 422688), (51, 397824), (56, 362304), (63, 322048), (64, 317016), (68, 298368), (72, 281792), (74, 274176), (84, 241536), (96, 211344), (102, 198912), (111, 182784), (112, 181152), (119, 170496), (126, 161024), (128, 158508), (136, 149184), (144, 140896), (148, 137088), (153, 132608), (168, 120768), (192, 105672), (204, 99456), (222, 91392), (224, 90576), (238, 85248), (252, 80512), (256, 79254), (259, 78336), (272, 74592), (288, 70448), (296, 68544), (306, 66304), (333, 60928), (336, 60384), (357, 56832), (384, 52836), (408, 49728), (444, 45696), (448, 45288), (476, 42624), (504, 40256), (512, 39627), (518, 39168), (544, 37296), (576, 35224), (592, 34272), (612, 33152), (629, 32256), (666, 30464), (672, 30192), (714, 28416), (768, 26418), (777, 26112), (816, 24864), (888, 22848), (896, 22644), (952, 21312), (1008, 20128), (1036, 19584), (1071, 18944), (1088, 18648), (1152, 17612), (1184, 17136), (1224, 16576), (1258, 16128), (1332, 15232), (1344, 15096), (1428, 14208), (1536, 13209), (1554, 13056), (1632, 12432), (1776, 11424), (1792, 11322), (1887, 10752), (1904, 10656), (2016, 10064), (2072, 9792), (2142, 9472), (2176, 9324), (2304, 8806), (2331, 8704), (2368, 8568), (2448, 8288), (2516, 8064), (2664, 7616), (2688, 7548), (2856, 7104), (3108, 6528), (3264, 6216), (3552, 5712), (3584, 5661), (3774, 5376), (3808, 5328), (4032, 5032), (4144, 4896), (4284, 4736), (4352, 4662), (4403, 4608)]