81125136

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 120

約数和(自身を含む): 241800000

約数和(自身を除く): 160674864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 149, 152, 171, 199, 228, 298, 304, 342, 398, 447, 456, 596, 597, 684, 796, 894, 912, 1192, 1194, 1341, 1368, 1592, 1788, 1791, 2384, 2388, 2682, 2736, 2831, 3184, 3576, 3582, 3781, 4776, 5364, 5662, 7152, 7164, 7562, 8493, 9552, 10728, 11324, 11343, 14328, 15124, 16986, 21456, 22648, 22686, 25479, 28656, 29651, 30248, 33972, 34029, 45296, 45372, 50958, 59302, 60496, 67944, 68058, 88953, 90744, 101916, 118604, 135888, 136116, 177906, 181488, 203832, 237208, 266859, 272232, 355812, 407664, 474416, 533718, 544464, 563369, 711624, 1067436, 1126738, 1423248, 1690107, 2134872, 2253476, 3380214, 4269744, 4506952, 5070321, 6760428, 9013904, 10140642, 13520856, 20281284, 27041712, 40562568, 81125136]

約数ペア:

[(1, 81125136), (2, 40562568), (3, 27041712), (4, 20281284), (6, 13520856), (8, 10140642), (9, 9013904), (12, 6760428), (16, 5070321), (18, 4506952), (19, 4269744), (24, 3380214), (36, 2253476), (38, 2134872), (48, 1690107), (57, 1423248), (72, 1126738), (76, 1067436), (114, 711624), (144, 563369), (149, 544464), (152, 533718), (171, 474416), (199, 407664), (228, 355812), (298, 272232), (304, 266859), (342, 237208), (398, 203832), (447, 181488), (456, 177906), (596, 136116), (597, 135888), (684, 118604), (796, 101916), (894, 90744), (912, 88953), (1192, 68058), (1194, 67944), (1341, 60496), (1368, 59302), (1592, 50958), (1788, 45372), (1791, 45296), (2384, 34029), (2388, 33972), (2682, 30248), (2736, 29651), (2831, 28656), (3184, 25479), (3576, 22686), (3582, 22648), (3781, 21456), (4776, 16986), (5364, 15124), (5662, 14328), (7152, 11343), (7164, 11324), (7562, 10728), (8493, 9552)]