7988427840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{489487}}^1$

素因数の和:489524

約数の個数: 112

約数和(自身を含む): 26855269632

約数和(自身を除く): 18866841792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1360, 1632, 2040, 2720, 3264, 4080, 5440, 8160, 16320, 489487, 978974, 1468461, 1957948, 2447435, 2936922, 3915896, 4894870, 5873844, 7342305, 7831792, 8321279, 9789740, 11747688, 14684610, 15663584, 16642558, 19579480, 23495376, 24963837, 29369220, 31327168, 33285116, 39158960, 41606395, 46990752, 49927674, 58738440, 66570232, 78317920, 83212790, 93981504, 99855348, 117476880, 124819185, 133140464, 156635840, 166425580, 199710696, 234953760, 249638370, 266280928, 332851160, 399421392, 469907520, 499276740, 532561856, 665702320, 798842784, 998553480, 1331404640, 1597685568, 1997106960, 2662809280, 3994213920, 7988427840]

約数ペア:

[(1, 7988427840), (2, 3994213920), (3, 2662809280), (4, 1997106960), (5, 1597685568), (6, 1331404640), (8, 998553480), (10, 798842784), (12, 665702320), (15, 532561856), (16, 499276740), (17, 469907520), (20, 399421392), (24, 332851160), (30, 266280928), (32, 249638370), (34, 234953760), (40, 199710696), (48, 166425580), (51, 156635840), (60, 133140464), (64, 124819185), (68, 117476880), (80, 99855348), (85, 93981504), (96, 83212790), (102, 78317920), (120, 66570232), (136, 58738440), (160, 49927674), (170, 46990752), (192, 41606395), (204, 39158960), (240, 33285116), (255, 31327168), (272, 29369220), (320, 24963837), (340, 23495376), (408, 19579480), (480, 16642558), (510, 15663584), (544, 14684610), (680, 11747688), (816, 9789740), (960, 8321279), (1020, 7831792), (1088, 7342305), (1360, 5873844), (1632, 4894870), (2040, 3915896), (2720, 2936922), (3264, 2447435), (4080, 1957948), (5440, 1468461), (8160, 978974), (16320, 489487)]