286571520

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{691}}^1$

素因数の和:728

約数の個数: 220

約数和(自身を含む): 1028396424

約数和(自身を除く): 741824904

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 691, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1382, 1440, 1536, 1620, 1728, 1920, 2073, 2160, 2304, 2560, 2592, 2764, 2880, 3072, 3240, 3455, 3456, 3840, 4146, 4320, 4608, 5120, 5184, 5528, 5760, 6219, 6480, 6910, 6912, 7680, 8292, 8640, 9216, 10365, 10368, 11056, 11520, 12438, 12960, 13820, 13824, 15360, 16584, 17280, 18657, 20730, 20736, 22112, 23040, 24876, 25920, 27640, 27648, 31095, 33168, 34560, 37314, 41460, 41472, 44224, 46080, 49752, 51840, 55280, 55971, 62190, 66336, 69120, 74628, 82920, 82944, 88448, 93285, 99504, 103680, 110560, 111942, 124380, 132672, 138240, 149256, 165840, 176896, 186570, 199008, 207360, 221120, 223884, 248760, 265344, 279855, 298512, 331680, 353792, 373140, 398016, 414720, 442240, 447768, 497520, 530688, 559710, 597024, 663360, 707584, 746280, 796032, 884480, 895536, 995040, 1061376, 1119420, 1194048, 1326720, 1492560, 1592064, 1768960, 1791072, 1990080, 2122752, 2238840, 2388096, 2653440, 2985120, 3184128, 3537920, 3582144, 3980160, 4477680, 4776192, 5306880, 5970240, 6368256, 7164288, 7960320, 8955360, 9552384, 10613760, 11940480, 14328576, 15920640, 17910720, 19104768, 23880960, 28657152, 31841280, 35821440, 47761920, 57314304, 71642880, 95523840, 143285760, 286571520]

約数ペア:

[(1, 286571520), (2, 143285760), (3, 95523840), (4, 71642880), (5, 57314304), (6, 47761920), (8, 35821440), (9, 31841280), (10, 28657152), (12, 23880960), (15, 19104768), (16, 17910720), (18, 15920640), (20, 14328576), (24, 11940480), (27, 10613760), (30, 9552384), (32, 8955360), (36, 7960320), (40, 7164288), (45, 6368256), (48, 5970240), (54, 5306880), (60, 4776192), (64, 4477680), (72, 3980160), (80, 3582144), (81, 3537920), (90, 3184128), (96, 2985120), (108, 2653440), (120, 2388096), (128, 2238840), (135, 2122752), (144, 1990080), (160, 1791072), (162, 1768960), (180, 1592064), (192, 1492560), (216, 1326720), (240, 1194048), (256, 1119420), (270, 1061376), (288, 995040), (320, 895536), (324, 884480), (360, 796032), (384, 746280), (405, 707584), (432, 663360), (480, 597024), (512, 559710), (540, 530688), (576, 497520), (640, 447768), (648, 442240), (691, 414720), (720, 398016), (768, 373140), (810, 353792), (864, 331680), (960, 298512), (1024, 279855), (1080, 265344), (1152, 248760), (1280, 223884), (1296, 221120), (1382, 207360), (1440, 199008), (1536, 186570), (1620, 176896), (1728, 165840), (1920, 149256), (2073, 138240), (2160, 132672), (2304, 124380), (2560, 111942), (2592, 110560), (2764, 103680), (2880, 99504), (3072, 93285), (3240, 88448), (3455, 82944), (3456, 82920), (3840, 74628), (4146, 69120), (4320, 66336), (4608, 62190), (5120, 55971), (5184, 55280), (5528, 51840), (5760, 49752), (6219, 46080), (6480, 44224), (6910, 41472), (6912, 41460), (7680, 37314), (8292, 34560), (8640, 33168), (9216, 31095), (10365, 27648), (10368, 27640), (11056, 25920), (11520, 24876), (12438, 23040), (12960, 22112), (13820, 20736), (13824, 20730), (15360, 18657), (16584, 17280)]