205176240

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31663}}^1$

素因数の和:31688

約数の個数: 100

約数和(自身を含む): 712629984

約数和(自身を除く): 507453744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 31663, 63326, 94989, 126652, 158315, 189978, 253304, 284967, 316630, 379956, 474945, 506608, 569934, 633260, 759912, 854901, 949890, 1139868, 1266520, 1424835, 1519824, 1709802, 1899780, 2279736, 2533040, 2564703, 2849670, 3419604, 3799560, 4274505, 4559472, 5129406, 5699340, 6839208, 7599120, 8549010, 10258812, 11398680, 12823515, 13678416, 17098020, 20517624, 22797360, 25647030, 34196040, 41035248, 51294060, 68392080, 102588120, 205176240]

約数ペア:

[(1, 205176240), (2, 102588120), (3, 68392080), (4, 51294060), (5, 41035248), (6, 34196040), (8, 25647030), (9, 22797360), (10, 20517624), (12, 17098020), (15, 13678416), (16, 12823515), (18, 11398680), (20, 10258812), (24, 8549010), (27, 7599120), (30, 6839208), (36, 5699340), (40, 5129406), (45, 4559472), (48, 4274505), (54, 3799560), (60, 3419604), (72, 2849670), (80, 2564703), (81, 2533040), (90, 2279736), (108, 1899780), (120, 1709802), (135, 1519824), (144, 1424835), (162, 1266520), (180, 1139868), (216, 949890), (240, 854901), (270, 759912), (324, 633260), (360, 569934), (405, 506608), (432, 474945), (540, 379956), (648, 316630), (720, 284967), (810, 253304), (1080, 189978), (1296, 158315), (1620, 126652), (2160, 94989), (3240, 63326), (6480, 31663)]