199376640

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{641}}^1$

素因数の和:677

約数の個数: 216

約数和(自身を含む): 716487408

約数和(自身を除く): 517110768

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 641, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1282, 1296, 1440, 1620, 1728, 1920, 1923, 1944, 2160, 2304, 2430, 2564, 2592, 2880, 3205, 3240, 3456, 3840, 3846, 3888, 4320, 4860, 5128, 5184, 5760, 5769, 6410, 6480, 6912, 7692, 7776, 8640, 9615, 9720, 10256, 10368, 11520, 11538, 12820, 12960, 15384, 15552, 17280, 17307, 19230, 19440, 20512, 20736, 23076, 25640, 25920, 28845, 30768, 31104, 34560, 34614, 38460, 38880, 41024, 46152, 51280, 51840, 51921, 57690, 61536, 62208, 69228, 76920, 77760, 82048, 86535, 92304, 102560, 103680, 103842, 115380, 123072, 138456, 153840, 155520, 155763, 164096, 173070, 184608, 205120, 207684, 230760, 246144, 259605, 276912, 307680, 311040, 311526, 346140, 369216, 410240, 415368, 461520, 492288, 519210, 553824, 615360, 623052, 692280, 738432, 778815, 820480, 830736, 923040, 1038420, 1107648, 1230720, 1246104, 1384560, 1476864, 1557630, 1661472, 1846080, 2076840, 2215296, 2461440, 2492208, 2769120, 3115260, 3322944, 3692160, 4153680, 4430592, 4984416, 5538240, 6230520, 6645888, 7384320, 8307360, 9968832, 11076480, 12461040, 13291776, 16614720, 19937664, 22152960, 24922080, 33229440, 39875328, 49844160, 66458880, 99688320, 199376640]

約数ペア:

[(1, 199376640), (2, 99688320), (3, 66458880), (4, 49844160), (5, 39875328), (6, 33229440), (8, 24922080), (9, 22152960), (10, 19937664), (12, 16614720), (15, 13291776), (16, 12461040), (18, 11076480), (20, 9968832), (24, 8307360), (27, 7384320), (30, 6645888), (32, 6230520), (36, 5538240), (40, 4984416), (45, 4430592), (48, 4153680), (54, 3692160), (60, 3322944), (64, 3115260), (72, 2769120), (80, 2492208), (81, 2461440), (90, 2215296), (96, 2076840), (108, 1846080), (120, 1661472), (128, 1557630), (135, 1476864), (144, 1384560), (160, 1246104), (162, 1230720), (180, 1107648), (192, 1038420), (216, 923040), (240, 830736), (243, 820480), (256, 778815), (270, 738432), (288, 692280), (320, 623052), (324, 615360), (360, 553824), (384, 519210), (405, 492288), (432, 461520), (480, 415368), (486, 410240), (540, 369216), (576, 346140), (640, 311526), (641, 311040), (648, 307680), (720, 276912), (768, 259605), (810, 246144), (864, 230760), (960, 207684), (972, 205120), (1080, 184608), (1152, 173070), (1215, 164096), (1280, 155763), (1282, 155520), (1296, 153840), (1440, 138456), (1620, 123072), (1728, 115380), (1920, 103842), (1923, 103680), (1944, 102560), (2160, 92304), (2304, 86535), (2430, 82048), (2564, 77760), (2592, 76920), (2880, 69228), (3205, 62208), (3240, 61536), (3456, 57690), (3840, 51921), (3846, 51840), (3888, 51280), (4320, 46152), (4860, 41024), (5128, 38880), (5184, 38460), (5760, 34614), (5769, 34560), (6410, 31104), (6480, 30768), (6912, 28845), (7692, 25920), (7776, 25640), (8640, 23076), (9615, 20736), (9720, 20512), (10256, 19440), (10368, 19230), (11520, 17307), (11538, 17280), (12820, 15552), (12960, 15384)]