1638650880

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:901

約数の個数: 264

約数和(自身を含む): 5816951712

約数和(自身を除く): 4178300832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 128, 129, 144, 160, 172, 180, 192, 215, 240, 256, 258, 288, 320, 344, 360, 384, 387, 430, 480, 512, 516, 576, 640, 645, 688, 720, 768, 774, 827, 860, 960, 1024, 1032, 1152, 1280, 1290, 1376, 1440, 1536, 1548, 1654, 1720, 1920, 1935, 2064, 2304, 2481, 2560, 2580, 2752, 2880, 3072, 3096, 3308, 3440, 3840, 3870, 4128, 4135, 4608, 4962, 5120, 5160, 5504, 5760, 6192, 6616, 6880, 7443, 7680, 7740, 8256, 8270, 9216, 9924, 10320, 11008, 11520, 12384, 12405, 13232, 13760, 14886, 15360, 15480, 16512, 16540, 19848, 20640, 22016, 23040, 24768, 24810, 26464, 27520, 29772, 30960, 33024, 33080, 35561, 37215, 39696, 41280, 44032, 46080, 49536, 49620, 52928, 55040, 59544, 61920, 66048, 66160, 71122, 74430, 79392, 82560, 99072, 99240, 105856, 106683, 110080, 119088, 123840, 132096, 132320, 142244, 148860, 158784, 165120, 177805, 198144, 198480, 211712, 213366, 220160, 238176, 247680, 264640, 284488, 297720, 317568, 320049, 330240, 355610, 396288, 396960, 423424, 426732, 476352, 495360, 529280, 533415, 568976, 595440, 635136, 640098, 660480, 711220, 793920, 846848, 853464, 952704, 990720, 1058560, 1066830, 1137952, 1190880, 1270272, 1280196, 1422440, 1587840, 1600245, 1706928, 1905408, 1981440, 2117120, 2133660, 2275904, 2381760, 2540544, 2560392, 2844880, 3175680, 3200490, 3413856, 3810816, 4234240, 4267320, 4551808, 4763520, 5120784, 5689760, 6351360, 6400980, 6827712, 7621632, 8534640, 9103616, 9527040, 10241568, 11379520, 12702720, 12801960, 13655424, 17069280, 18207232, 19054080, 20483136, 22759040, 25603920, 27310848, 34138560, 36414464, 38108160, 40966272, 45518080, 51207840, 54621696, 68277120, 81932544, 91036160, 102415680, 109243392, 136554240, 163865088, 182072320, 204831360, 273108480, 327730176, 409662720, 546216960, 819325440, 1638650880]

約数ペア:

[(1, 1638650880), (2, 819325440), (3, 546216960), (4, 409662720), (5, 327730176), (6, 273108480), (8, 204831360), (9, 182072320), (10, 163865088), (12, 136554240), (15, 109243392), (16, 102415680), (18, 91036160), (20, 81932544), (24, 68277120), (30, 54621696), (32, 51207840), (36, 45518080), (40, 40966272), (43, 38108160), (45, 36414464), (48, 34138560), (60, 27310848), (64, 25603920), (72, 22759040), (80, 20483136), (86, 19054080), (90, 18207232), (96, 17069280), (120, 13655424), (128, 12801960), (129, 12702720), (144, 11379520), (160, 10241568), (172, 9527040), (180, 9103616), (192, 8534640), (215, 7621632), (240, 6827712), (256, 6400980), (258, 6351360), (288, 5689760), (320, 5120784), (344, 4763520), (360, 4551808), (384, 4267320), (387, 4234240), (430, 3810816), (480, 3413856), (512, 3200490), (516, 3175680), (576, 2844880), (640, 2560392), (645, 2540544), (688, 2381760), (720, 2275904), (768, 2133660), (774, 2117120), (827, 1981440), (860, 1905408), (960, 1706928), (1024, 1600245), (1032, 1587840), (1152, 1422440), (1280, 1280196), (1290, 1270272), (1376, 1190880), (1440, 1137952), (1536, 1066830), (1548, 1058560), (1654, 990720), (1720, 952704), (1920, 853464), (1935, 846848), (2064, 793920), (2304, 711220), (2481, 660480), (2560, 640098), (2580, 635136), (2752, 595440), (2880, 568976), (3072, 533415), (3096, 529280), (3308, 495360), (3440, 476352), (3840, 426732), (3870, 423424), (4128, 396960), (4135, 396288), (4608, 355610), (4962, 330240), (5120, 320049), (5160, 317568), (5504, 297720), (5760, 284488), (6192, 264640), (6616, 247680), (6880, 238176), (7443, 220160), (7680, 213366), (7740, 211712), (8256, 198480), (8270, 198144), (9216, 177805), (9924, 165120), (10320, 158784), (11008, 148860), (11520, 142244), (12384, 132320), (12405, 132096), (13232, 123840), (13760, 119088), (14886, 110080), (15360, 106683), (15480, 105856), (16512, 99240), (16540, 99072), (19848, 82560), (20640, 79392), (22016, 74430), (23040, 71122), (24768, 66160), (24810, 66048), (26464, 61920), (27520, 59544), (29772, 55040), (30960, 52928), (33024, 49620), (33080, 49536), (35561, 46080), (37215, 44032), (39696, 41280)]