405262080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:431

約数の個数: 216

約数和(自身を含む): 1418307072

約数和(自身を除く): 1013044992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 240, 254, 256, 277, 288, 320, 360, 381, 384, 480, 508, 554, 576, 635, 640, 720, 762, 768, 831, 960, 1016, 1108, 1143, 1152, 1270, 1280, 1385, 1440, 1524, 1662, 1905, 1920, 2032, 2216, 2286, 2304, 2493, 2540, 2770, 2880, 3048, 3324, 3810, 3840, 4064, 4155, 4432, 4572, 4986, 5080, 5540, 5715, 5760, 6096, 6648, 7620, 8128, 8310, 8864, 9144, 9972, 10160, 11080, 11430, 11520, 12192, 12465, 13296, 15240, 16256, 16620, 17728, 18288, 19944, 20320, 22160, 22860, 24384, 24930, 26592, 30480, 32512, 33240, 35179, 35456, 36576, 39888, 40640, 44320, 45720, 48768, 49860, 53184, 60960, 66480, 70358, 70912, 73152, 79776, 81280, 88640, 91440, 97536, 99720, 105537, 106368, 121920, 132960, 140716, 146304, 159552, 162560, 175895, 177280, 182880, 199440, 211074, 212736, 243840, 265920, 281432, 292608, 316611, 319104, 351790, 354560, 365760, 398880, 422148, 487680, 527685, 531840, 562864, 633222, 638208, 703580, 731520, 797760, 844296, 1055370, 1063680, 1125728, 1266444, 1407160, 1463040, 1583055, 1595520, 1688592, 2110740, 2251456, 2532888, 2814320, 3166110, 3191040, 3377184, 4221480, 4502912, 5065776, 5628640, 6332220, 6754368, 8442960, 9005824, 10131552, 11257280, 12664440, 13508736, 16885920, 20263104, 22514560, 25328880, 27017472, 33771840, 40526208, 45029120, 50657760, 67543680, 81052416, 101315520, 135087360, 202631040, 405262080]

約数ペア:

[(1, 405262080), (2, 202631040), (3, 135087360), (4, 101315520), (5, 81052416), (6, 67543680), (8, 50657760), (9, 45029120), (10, 40526208), (12, 33771840), (15, 27017472), (16, 25328880), (18, 22514560), (20, 20263104), (24, 16885920), (30, 13508736), (32, 12664440), (36, 11257280), (40, 10131552), (45, 9005824), (48, 8442960), (60, 6754368), (64, 6332220), (72, 5628640), (80, 5065776), (90, 4502912), (96, 4221480), (120, 3377184), (127, 3191040), (128, 3166110), (144, 2814320), (160, 2532888), (180, 2251456), (192, 2110740), (240, 1688592), (254, 1595520), (256, 1583055), (277, 1463040), (288, 1407160), (320, 1266444), (360, 1125728), (381, 1063680), (384, 1055370), (480, 844296), (508, 797760), (554, 731520), (576, 703580), (635, 638208), (640, 633222), (720, 562864), (762, 531840), (768, 527685), (831, 487680), (960, 422148), (1016, 398880), (1108, 365760), (1143, 354560), (1152, 351790), (1270, 319104), (1280, 316611), (1385, 292608), (1440, 281432), (1524, 265920), (1662, 243840), (1905, 212736), (1920, 211074), (2032, 199440), (2216, 182880), (2286, 177280), (2304, 175895), (2493, 162560), (2540, 159552), (2770, 146304), (2880, 140716), (3048, 132960), (3324, 121920), (3810, 106368), (3840, 105537), (4064, 99720), (4155, 97536), (4432, 91440), (4572, 88640), (4986, 81280), (5080, 79776), (5540, 73152), (5715, 70912), (5760, 70358), (6096, 66480), (6648, 60960), (7620, 53184), (8128, 49860), (8310, 48768), (8864, 45720), (9144, 44320), (9972, 40640), (10160, 39888), (11080, 36576), (11430, 35456), (11520, 35179), (12192, 33240), (12465, 32512), (13296, 30480), (15240, 26592), (16256, 24930), (16620, 24384), (17728, 22860), (18288, 22160), (19944, 20320)]