438683840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:207

約数の個数: 224

約数和(自身を含む): 1260165120

約数和(自身を除く): 821481280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 67, 70, 74, 79, 80, 112, 134, 140, 148, 158, 160, 185, 224, 259, 268, 280, 296, 316, 320, 335, 370, 395, 448, 469, 518, 536, 553, 560, 592, 632, 670, 740, 790, 938, 1036, 1072, 1106, 1120, 1184, 1264, 1295, 1340, 1480, 1580, 1876, 2072, 2144, 2212, 2240, 2345, 2368, 2479, 2528, 2590, 2680, 2765, 2923, 2960, 3160, 3752, 4144, 4288, 4424, 4690, 4958, 5056, 5180, 5293, 5360, 5530, 5846, 5920, 6320, 7504, 8288, 8848, 9380, 9916, 10360, 10586, 10720, 11060, 11692, 11840, 12395, 12640, 14615, 15008, 16576, 17353, 17696, 18760, 19832, 20461, 20720, 21172, 21440, 22120, 23384, 24790, 25280, 26465, 29230, 30016, 34706, 35392, 37051, 37520, 39664, 40922, 41440, 42344, 44240, 46768, 49580, 52930, 58460, 69412, 74102, 75040, 79328, 81844, 82880, 84688, 86765, 88480, 93536, 99160, 102305, 105860, 116920, 138824, 148204, 150080, 158656, 163688, 169376, 173530, 176960, 185255, 187072, 195841, 198320, 204610, 211720, 233840, 277648, 296408, 327376, 338752, 347060, 370510, 391682, 396640, 409220, 423440, 467680, 555296, 592816, 654752, 694120, 741020, 783364, 793280, 818440, 846880, 935360, 979205, 1110592, 1185632, 1309504, 1370887, 1388240, 1482040, 1566728, 1636880, 1693760, 1958410, 2371264, 2741774, 2776480, 2964080, 3133456, 3273760, 3916820, 5483548, 5552960, 5928160, 6266912, 6547520, 6854435, 7833640, 10967096, 11856320, 12533824, 13708870, 15667280, 21934192, 27417740, 31334560, 43868384, 54835480, 62669120, 87736768, 109670960, 219341920, 438683840]

約数ペア:

[(1, 438683840), (2, 219341920), (4, 109670960), (5, 87736768), (7, 62669120), (8, 54835480), (10, 43868384), (14, 31334560), (16, 27417740), (20, 21934192), (28, 15667280), (32, 13708870), (35, 12533824), (37, 11856320), (40, 10967096), (56, 7833640), (64, 6854435), (67, 6547520), (70, 6266912), (74, 5928160), (79, 5552960), (80, 5483548), (112, 3916820), (134, 3273760), (140, 3133456), (148, 2964080), (158, 2776480), (160, 2741774), (185, 2371264), (224, 1958410), (259, 1693760), (268, 1636880), (280, 1566728), (296, 1482040), (316, 1388240), (320, 1370887), (335, 1309504), (370, 1185632), (395, 1110592), (448, 979205), (469, 935360), (518, 846880), (536, 818440), (553, 793280), (560, 783364), (592, 741020), (632, 694120), (670, 654752), (740, 592816), (790, 555296), (938, 467680), (1036, 423440), (1072, 409220), (1106, 396640), (1120, 391682), (1184, 370510), (1264, 347060), (1295, 338752), (1340, 327376), (1480, 296408), (1580, 277648), (1876, 233840), (2072, 211720), (2144, 204610), (2212, 198320), (2240, 195841), (2345, 187072), (2368, 185255), (2479, 176960), (2528, 173530), (2590, 169376), (2680, 163688), (2765, 158656), (2923, 150080), (2960, 148204), (3160, 138824), (3752, 116920), (4144, 105860), (4288, 102305), (4424, 99160), (4690, 93536), (4958, 88480), (5056, 86765), (5180, 84688), (5293, 82880), (5360, 81844), (5530, 79328), (5846, 75040), (5920, 74102), (6320, 69412), (7504, 58460), (8288, 52930), (8848, 49580), (9380, 46768), (9916, 44240), (10360, 42344), (10586, 41440), (10720, 40922), (11060, 39664), (11692, 37520), (11840, 37051), (12395, 35392), (12640, 34706), (14615, 30016), (15008, 29230), (16576, 26465), (17353, 25280), (17696, 24790), (18760, 23384), (19832, 22120), (20461, 21440), (20720, 21172)]