128954880

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 240

約数和(自身を含む): 464401080

約数和(自身を除く): 335446200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 193, 232, 240, 256, 261, 288, 290, 320, 348, 360, 384, 386, 435, 464, 480, 512, 522, 576, 579, 580, 640, 696, 720, 768, 772, 870, 928, 960, 965, 1044, 1152, 1158, 1160, 1280, 1305, 1392, 1440, 1536, 1544, 1737, 1740, 1856, 1920, 1930, 2088, 2304, 2316, 2320, 2560, 2610, 2784, 2880, 2895, 3088, 3474, 3480, 3712, 3840, 3860, 4176, 4608, 4632, 4640, 5220, 5568, 5597, 5760, 5790, 6176, 6948, 6960, 7424, 7680, 7720, 8352, 8685, 9264, 9280, 10440, 11136, 11194, 11520, 11580, 12352, 13896, 13920, 14848, 15440, 16704, 16791, 17370, 18528, 18560, 20880, 22272, 22388, 23040, 23160, 24704, 27792, 27840, 27985, 30880, 33408, 33582, 34740, 37056, 37120, 41760, 44544, 44776, 46320, 49408, 50373, 55584, 55680, 55970, 61760, 66816, 67164, 69480, 74112, 74240, 83520, 83955, 89552, 92640, 98816, 100746, 111168, 111360, 111940, 123520, 133632, 134328, 138960, 148224, 167040, 167910, 179104, 185280, 201492, 222336, 222720, 223880, 247040, 251865, 268656, 277920, 296448, 334080, 335820, 358208, 370560, 402984, 444672, 447760, 494080, 503730, 537312, 555840, 668160, 671640, 716416, 741120, 805968, 889344, 895520, 1007460, 1074624, 1111680, 1343280, 1432832, 1482240, 1611936, 1791040, 2014920, 2149248, 2223360, 2686560, 2865664, 3223872, 3582080, 4029840, 4298496, 4446720, 5373120, 6447744, 7164160, 8059680, 8596992, 10746240, 12895488, 14328320, 16119360, 21492480, 25790976, 32238720, 42984960, 64477440, 128954880]

約数ペア:

[(1, 128954880), (2, 64477440), (3, 42984960), (4, 32238720), (5, 25790976), (6, 21492480), (8, 16119360), (9, 14328320), (10, 12895488), (12, 10746240), (15, 8596992), (16, 8059680), (18, 7164160), (20, 6447744), (24, 5373120), (29, 4446720), (30, 4298496), (32, 4029840), (36, 3582080), (40, 3223872), (45, 2865664), (48, 2686560), (58, 2223360), (60, 2149248), (64, 2014920), (72, 1791040), (80, 1611936), (87, 1482240), (90, 1432832), (96, 1343280), (116, 1111680), (120, 1074624), (128, 1007460), (144, 895520), (145, 889344), (160, 805968), (174, 741120), (180, 716416), (192, 671640), (193, 668160), (232, 555840), (240, 537312), (256, 503730), (261, 494080), (288, 447760), (290, 444672), (320, 402984), (348, 370560), (360, 358208), (384, 335820), (386, 334080), (435, 296448), (464, 277920), (480, 268656), (512, 251865), (522, 247040), (576, 223880), (579, 222720), (580, 222336), (640, 201492), (696, 185280), (720, 179104), (768, 167910), (772, 167040), (870, 148224), (928, 138960), (960, 134328), (965, 133632), (1044, 123520), (1152, 111940), (1158, 111360), (1160, 111168), (1280, 100746), (1305, 98816), (1392, 92640), (1440, 89552), (1536, 83955), (1544, 83520), (1737, 74240), (1740, 74112), (1856, 69480), (1920, 67164), (1930, 66816), (2088, 61760), (2304, 55970), (2316, 55680), (2320, 55584), (2560, 50373), (2610, 49408), (2784, 46320), (2880, 44776), (2895, 44544), (3088, 41760), (3474, 37120), (3480, 37056), (3712, 34740), (3840, 33582), (3860, 33408), (4176, 30880), (4608, 27985), (4632, 27840), (4640, 27792), (5220, 24704), (5568, 23160), (5597, 23040), (5760, 22388), (5790, 22272), (6176, 20880), (6948, 18560), (6960, 18528), (7424, 17370), (7680, 16791), (7720, 16704), (8352, 15440), (8685, 14848), (9264, 13920), (9280, 13896), (10440, 12352), (11136, 11580), (11194, 11520)]