20378281896

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{599}}^1\times {\mathrm{9643}}^1$

素因数の和:10268

約数の個数: 144

約数和(自身を含む): 64315836000

約数和(自身を除く): 43937554104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 599, 882, 1176, 1198, 1764, 1797, 2396, 3528, 3594, 4193, 4792, 5391, 7188, 8386, 9643, 10782, 12579, 14376, 16772, 19286, 21564, 25158, 28929, 29351, 33544, 37737, 38572, 43128, 50316, 57858, 58702, 67501, 75474, 77144, 86787, 88053, 100632, 115716, 117404, 135002, 150948, 173574, 176106, 202503, 231432, 234808, 264159, 270004, 301896, 347148, 352212, 405006, 472507, 528318, 540008, 607509, 694296, 704424, 810012, 945014, 1056636, 1215018, 1417521, 1620024, 1890028, 2113272, 2430036, 2835042, 3780056, 4252563, 4860072, 5670084, 5776157, 8505126, 11340168, 11552314, 17010252, 17328471, 23104628, 34020504, 34656942, 40433099, 46209256, 51985413, 69313884, 80866198, 103970826, 121299297, 138627768, 161732396, 207941652, 242598594, 283031693, 323464792, 363897891, 415883304, 485197188, 566063386, 727795782, 849095079, 970394376, 1132126772, 1455591564, 1698190158, 2264253544, 2547285237, 2911183128, 3396380316, 5094570474, 6792760632, 10189140948, 20378281896]

約数ペア:

[(1, 20378281896), (2, 10189140948), (3, 6792760632), (4, 5094570474), (6, 3396380316), (7, 2911183128), (8, 2547285237), (9, 2264253544), (12, 1698190158), (14, 1455591564), (18, 1132126772), (21, 970394376), (24, 849095079), (28, 727795782), (36, 566063386), (42, 485197188), (49, 415883304), (56, 363897891), (63, 323464792), (72, 283031693), (84, 242598594), (98, 207941652), (126, 161732396), (147, 138627768), (168, 121299297), (196, 103970826), (252, 80866198), (294, 69313884), (392, 51985413), (441, 46209256), (504, 40433099), (588, 34656942), (599, 34020504), (882, 23104628), (1176, 17328471), (1198, 17010252), (1764, 11552314), (1797, 11340168), (2396, 8505126), (3528, 5776157), (3594, 5670084), (4193, 4860072), (4792, 4252563), (5391, 3780056), (7188, 2835042), (8386, 2430036), (9643, 2113272), (10782, 1890028), (12579, 1620024), (14376, 1417521), (16772, 1215018), (19286, 1056636), (21564, 945014), (25158, 810012), (28929, 704424), (29351, 694296), (33544, 607509), (37737, 540008), (38572, 528318), (43128, 472507), (50316, 405006), (57858, 352212), (58702, 347148), (67501, 301896), (75474, 270004), (77144, 264159), (86787, 234808), (88053, 231432), (100632, 202503), (115716, 176106), (117404, 173574), (135002, 150948)]