89520640

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2$

素因数の和:79

約数の個数: 180

約数和(自身を含む): 250620678

約数和(自身を除く): 161100038

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 121, 128, 136, 160, 170, 176, 187, 220, 242, 256, 272, 289, 320, 340, 352, 374, 440, 484, 512, 544, 578, 605, 640, 680, 704, 748, 880, 935, 968, 1088, 1156, 1210, 1280, 1360, 1408, 1445, 1496, 1760, 1870, 1936, 2057, 2176, 2312, 2420, 2560, 2720, 2816, 2890, 2992, 3179, 3520, 3740, 3872, 4114, 4352, 4624, 4840, 5440, 5632, 5780, 5984, 6358, 7040, 7480, 7744, 8228, 8704, 9248, 9680, 10285, 10880, 11560, 11968, 12716, 14080, 14960, 15488, 15895, 16456, 18496, 19360, 20570, 21760, 23120, 23936, 25432, 28160, 29920, 30976, 31790, 32912, 34969, 36992, 38720, 41140, 43520, 46240, 47872, 50864, 59840, 61952, 63580, 65824, 69938, 73984, 77440, 82280, 92480, 95744, 101728, 119680, 127160, 131648, 139876, 147968, 154880, 164560, 174845, 184960, 203456, 239360, 254320, 263296, 279752, 309760, 329120, 349690, 369920, 406912, 478720, 508640, 526592, 559504, 658240, 699380, 739840, 813824, 1017280, 1053184, 1119008, 1316480, 1398760, 1627648, 2034560, 2238016, 2632960, 2797520, 4069120, 4476032, 5265920, 5595040, 8138240, 8952064, 11190080, 17904128, 22380160, 44760320, 89520640]

約数ペア:

[(1, 89520640), (2, 44760320), (4, 22380160), (5, 17904128), (8, 11190080), (10, 8952064), (11, 8138240), (16, 5595040), (17, 5265920), (20, 4476032), (22, 4069120), (32, 2797520), (34, 2632960), (40, 2238016), (44, 2034560), (55, 1627648), (64, 1398760), (68, 1316480), (80, 1119008), (85, 1053184), (88, 1017280), (110, 813824), (121, 739840), (128, 699380), (136, 658240), (160, 559504), (170, 526592), (176, 508640), (187, 478720), (220, 406912), (242, 369920), (256, 349690), (272, 329120), (289, 309760), (320, 279752), (340, 263296), (352, 254320), (374, 239360), (440, 203456), (484, 184960), (512, 174845), (544, 164560), (578, 154880), (605, 147968), (640, 139876), (680, 131648), (704, 127160), (748, 119680), (880, 101728), (935, 95744), (968, 92480), (1088, 82280), (1156, 77440), (1210, 73984), (1280, 69938), (1360, 65824), (1408, 63580), (1445, 61952), (1496, 59840), (1760, 50864), (1870, 47872), (1936, 46240), (2057, 43520), (2176, 41140), (2312, 38720), (2420, 36992), (2560, 34969), (2720, 32912), (2816, 31790), (2890, 30976), (2992, 29920), (3179, 28160), (3520, 25432), (3740, 23936), (3872, 23120), (4114, 21760), (4352, 20570), (4624, 19360), (4840, 18496), (5440, 16456), (5632, 15895), (5780, 15488), (5984, 14960), (6358, 14080), (7040, 12716), (7480, 11968), (7744, 11560), (8228, 10880), (8704, 10285), (9248, 9680)]