128632320

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{1861}}^1$

素因数の和:1893

約数の個数: 160

約数和(自身を含む): 457158240

約数和(自身を除く): 328525920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1861, 1920, 2160, 2304, 2560, 2880, 3456, 3722, 3840, 4320, 4608, 5583, 5760, 6912, 7444, 7680, 8640, 9305, 11166, 11520, 13824, 14888, 16749, 17280, 18610, 22332, 23040, 27915, 29776, 33498, 34560, 37220, 44664, 50247, 55830, 59552, 66996, 69120, 74440, 83745, 89328, 100494, 111660, 119104, 133992, 148880, 167490, 178656, 200988, 223320, 238208, 251235, 267984, 297760, 334980, 357312, 401976, 446640, 476416, 502470, 535968, 595520, 669960, 714624, 803952, 893280, 952832, 1004940, 1071936, 1191040, 1339920, 1429248, 1607904, 1786560, 2009880, 2143872, 2382080, 2679840, 2858496, 3215808, 3573120, 4019760, 4287744, 4764160, 5359680, 6431616, 7146240, 8039520, 8575488, 10719360, 12863232, 14292480, 16079040, 21438720, 25726464, 32158080, 42877440, 64316160, 128632320]

約数ペア:

[(1, 128632320), (2, 64316160), (3, 42877440), (4, 32158080), (5, 25726464), (6, 21438720), (8, 16079040), (9, 14292480), (10, 12863232), (12, 10719360), (15, 8575488), (16, 8039520), (18, 7146240), (20, 6431616), (24, 5359680), (27, 4764160), (30, 4287744), (32, 4019760), (36, 3573120), (40, 3215808), (45, 2858496), (48, 2679840), (54, 2382080), (60, 2143872), (64, 2009880), (72, 1786560), (80, 1607904), (90, 1429248), (96, 1339920), (108, 1191040), (120, 1071936), (128, 1004940), (135, 952832), (144, 893280), (160, 803952), (180, 714624), (192, 669960), (216, 595520), (240, 535968), (256, 502470), (270, 476416), (288, 446640), (320, 401976), (360, 357312), (384, 334980), (432, 297760), (480, 267984), (512, 251235), (540, 238208), (576, 223320), (640, 200988), (720, 178656), (768, 167490), (864, 148880), (960, 133992), (1080, 119104), (1152, 111660), (1280, 100494), (1440, 89328), (1536, 83745), (1728, 74440), (1861, 69120), (1920, 66996), (2160, 59552), (2304, 55830), (2560, 50247), (2880, 44664), (3456, 37220), (3722, 34560), (3840, 33498), (4320, 29776), (4608, 27915), (5583, 23040), (5760, 22332), (6912, 18610), (7444, 17280), (7680, 16749), (8640, 14888), (9305, 13824), (11166, 11520)]