205092840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3911}}^1$

素因数の和:3967

約数の個数: 128

約数和(自身を含む): 675993600

約数和(自身を除く): 470900760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 1140, 1311, 1380, 1748, 2185, 2280, 2622, 2760, 3496, 3911, 4370, 5244, 6555, 7822, 8740, 10488, 11733, 13110, 15644, 17480, 19555, 23466, 26220, 31288, 39110, 46932, 52440, 58665, 74309, 78220, 89953, 93864, 117330, 148618, 156440, 179906, 222927, 234660, 269859, 297236, 359812, 371545, 445854, 449765, 469320, 539718, 594472, 719624, 743090, 891708, 899530, 1079436, 1114635, 1349295, 1486180, 1709107, 1783416, 1799060, 2158872, 2229270, 2698590, 2972360, 3418214, 3598120, 4458540, 5127321, 5397180, 6836428, 8545535, 8917080, 10254642, 10794360, 13672856, 17091070, 20509284, 25636605, 34182140, 41018568, 51273210, 68364280, 102546420, 205092840]

約数ペア:

[(1, 205092840), (2, 102546420), (3, 68364280), (4, 51273210), (5, 41018568), (6, 34182140), (8, 25636605), (10, 20509284), (12, 17091070), (15, 13672856), (19, 10794360), (20, 10254642), (23, 8917080), (24, 8545535), (30, 6836428), (38, 5397180), (40, 5127321), (46, 4458540), (57, 3598120), (60, 3418214), (69, 2972360), (76, 2698590), (92, 2229270), (95, 2158872), (114, 1799060), (115, 1783416), (120, 1709107), (138, 1486180), (152, 1349295), (184, 1114635), (190, 1079436), (228, 899530), (230, 891708), (276, 743090), (285, 719624), (345, 594472), (380, 539718), (437, 469320), (456, 449765), (460, 445854), (552, 371545), (570, 359812), (690, 297236), (760, 269859), (874, 234660), (920, 222927), (1140, 179906), (1311, 156440), (1380, 148618), (1748, 117330), (2185, 93864), (2280, 89953), (2622, 78220), (2760, 74309), (3496, 58665), (3911, 52440), (4370, 46932), (5244, 39110), (6555, 31288), (7822, 26220), (8740, 23466), (10488, 19555), (11733, 17480), (13110, 15644)]