204985920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 224

約数和(自身を含む): 694944000

約数和(自身を除く): 489958080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 37, 40, 48, 58, 60, 64, 74, 80, 87, 96, 111, 116, 120, 145, 148, 160, 174, 185, 192, 199, 222, 232, 240, 290, 296, 320, 348, 370, 398, 435, 444, 464, 480, 555, 580, 592, 597, 696, 740, 796, 870, 888, 928, 960, 995, 1073, 1110, 1160, 1184, 1194, 1392, 1480, 1592, 1740, 1776, 1856, 1990, 2146, 2220, 2320, 2368, 2388, 2784, 2960, 2985, 3184, 3219, 3480, 3552, 3980, 4292, 4440, 4640, 4776, 5365, 5568, 5771, 5920, 5970, 6368, 6438, 6960, 7104, 7363, 7960, 8584, 8880, 9280, 9552, 10730, 11542, 11840, 11940, 12736, 12876, 13920, 14726, 15920, 16095, 17168, 17313, 17760, 19104, 21460, 22089, 23084, 23880, 25752, 27840, 28855, 29452, 31840, 32190, 34336, 34626, 35520, 36815, 38208, 42920, 44178, 46168, 47760, 51504, 57710, 58904, 63680, 64380, 68672, 69252, 73630, 85840, 86565, 88356, 92336, 95520, 103008, 110445, 115420, 117808, 128760, 138504, 147260, 171680, 173130, 176712, 184672, 191040, 206016, 213527, 220890, 230840, 235616, 257520, 277008, 294520, 343360, 346260, 353424, 369344, 427054, 441780, 461680, 471232, 515040, 554016, 589040, 640581, 692520, 706848, 854108, 883560, 923360, 1030080, 1067635, 1108032, 1178080, 1281162, 1385040, 1413696, 1708216, 1767120, 1846720, 2135270, 2356160, 2562324, 2770080, 3202905, 3416432, 3534240, 4270540, 5124648, 5540160, 6405810, 6832864, 7068480, 8541080, 10249296, 12811620, 13665728, 17082160, 20498592, 25623240, 34164320, 40997184, 51246480, 68328640, 102492960, 204985920]

約数ペア:

[(1, 204985920), (2, 102492960), (3, 68328640), (4, 51246480), (5, 40997184), (6, 34164320), (8, 25623240), (10, 20498592), (12, 17082160), (15, 13665728), (16, 12811620), (20, 10249296), (24, 8541080), (29, 7068480), (30, 6832864), (32, 6405810), (37, 5540160), (40, 5124648), (48, 4270540), (58, 3534240), (60, 3416432), (64, 3202905), (74, 2770080), (80, 2562324), (87, 2356160), (96, 2135270), (111, 1846720), (116, 1767120), (120, 1708216), (145, 1413696), (148, 1385040), (160, 1281162), (174, 1178080), (185, 1108032), (192, 1067635), (199, 1030080), (222, 923360), (232, 883560), (240, 854108), (290, 706848), (296, 692520), (320, 640581), (348, 589040), (370, 554016), (398, 515040), (435, 471232), (444, 461680), (464, 441780), (480, 427054), (555, 369344), (580, 353424), (592, 346260), (597, 343360), (696, 294520), (740, 277008), (796, 257520), (870, 235616), (888, 230840), (928, 220890), (960, 213527), (995, 206016), (1073, 191040), (1110, 184672), (1160, 176712), (1184, 173130), (1194, 171680), (1392, 147260), (1480, 138504), (1592, 128760), (1740, 117808), (1776, 115420), (1856, 110445), (1990, 103008), (2146, 95520), (2220, 92336), (2320, 88356), (2368, 86565), (2388, 85840), (2784, 73630), (2960, 69252), (2985, 68672), (3184, 64380), (3219, 63680), (3480, 58904), (3552, 57710), (3980, 51504), (4292, 47760), (4440, 46168), (4640, 44178), (4776, 42920), (5365, 38208), (5568, 36815), (5771, 35520), (5920, 34626), (5970, 34336), (6368, 32190), (6438, 31840), (6960, 29452), (7104, 28855), (7363, 27840), (7960, 25752), (8584, 23880), (8880, 23084), (9280, 22089), (9552, 21460), (10730, 19104), (11542, 17760), (11840, 17313), (11940, 17168), (12736, 16095), (12876, 15920), (13920, 14726)]