20415343680

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{262543}}^1$

素因数の和:262575

約数の個数: 168

約数和(自身を含む): 72821304192

約数和(自身を除く): 52405960512

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, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 3240, 3888, 4320, 4860, 5184, 6480, 7776, 8640, 9720, 12960, 15552, 19440, 25920, 38880, 77760, 262543, 525086, 787629, 1050172, 1312715, 1575258, 2100344, 2362887, 2625430, 3150516, 3938145, 4200688, 4725774, 5250860, 6301032, 7088661, 7876290, 8401376, 9451548, 10501720, 11814435, 12602064, 14177322, 15752580, 16802752, 18903096, 21003440, 21265983, 23628870, 25204128, 28354644, 31505160, 35443305, 37806192, 42006880, 42531966, 47257740, 50408256, 56709288, 63010320, 63797949, 70886610, 75612384, 84013760, 85063932, 94515480, 106329915, 113418576, 126020640, 127595898, 141773220, 151224768, 170127864, 189030960, 212659830, 226837152, 252041280, 255191796, 283546440, 318989745, 340255728, 378061920, 425319660, 453674304, 510383592, 567092880, 637979490, 680511456, 756123840, 850639320, 1020767184, 1134185760, 1275958980, 1361022912, 1701278640, 2041534368, 2268371520, 2551917960, 3402557280, 4083068736, 5103835920, 6805114560, 10207671840, 20415343680]

約数ペア:

[(1, 20415343680), (2, 10207671840), (3, 6805114560), (4, 5103835920), (5, 4083068736), (6, 3402557280), (8, 2551917960), (9, 2268371520), (10, 2041534368), (12, 1701278640), (15, 1361022912), (16, 1275958980), (18, 1134185760), (20, 1020767184), (24, 850639320), (27, 756123840), (30, 680511456), (32, 637979490), (36, 567092880), (40, 510383592), (45, 453674304), (48, 425319660), (54, 378061920), (60, 340255728), (64, 318989745), (72, 283546440), (80, 255191796), (81, 252041280), (90, 226837152), (96, 212659830), (108, 189030960), (120, 170127864), (135, 151224768), (144, 141773220), (160, 127595898), (162, 126020640), (180, 113418576), (192, 106329915), (216, 94515480), (240, 85063932), (243, 84013760), (270, 75612384), (288, 70886610), (320, 63797949), (324, 63010320), (360, 56709288), (405, 50408256), (432, 47257740), (480, 42531966), (486, 42006880), (540, 37806192), (576, 35443305), (648, 31505160), (720, 28354644), (810, 25204128), (864, 23628870), (960, 21265983), (972, 21003440), (1080, 18903096), (1215, 16802752), (1296, 15752580), (1440, 14177322), (1620, 12602064), (1728, 11814435), (1944, 10501720), (2160, 9451548), (2430, 8401376), (2592, 7876290), (2880, 7088661), (3240, 6301032), (3888, 5250860), (4320, 4725774), (4860, 4200688), (5184, 3938145), (6480, 3150516), (7776, 2625430), (8640, 2362887), (9720, 2100344), (12960, 1575258), (15552, 1312715), (19440, 1050172), (25920, 787629), (38880, 525086), (77760, 262543)]