40252128

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 126403200

約数和(自身を除く): 86151072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 43, 48, 49, 56, 84, 86, 96, 98, 112, 129, 147, 168, 172, 196, 199, 224, 258, 294, 301, 336, 344, 392, 398, 516, 588, 597, 602, 672, 688, 784, 796, 903, 1032, 1176, 1194, 1204, 1376, 1393, 1568, 1592, 1806, 2064, 2107, 2352, 2388, 2408, 2786, 3184, 3612, 4128, 4179, 4214, 4704, 4776, 4816, 5572, 6321, 6368, 7224, 8358, 8428, 8557, 9552, 9632, 9751, 11144, 12642, 14448, 16716, 16856, 17114, 19104, 19502, 22288, 25284, 25671, 28896, 29253, 33432, 33712, 34228, 39004, 44576, 50568, 51342, 58506, 59899, 66864, 67424, 68456, 78008, 101136, 102684, 117012, 119798, 133728, 136912, 156016, 179697, 202272, 205368, 234024, 239596, 273824, 312032, 359394, 410736, 419293, 468048, 479192, 718788, 821472, 838586, 936096, 958384, 1257879, 1437576, 1677172, 1916768, 2515758, 2875152, 3354344, 5031516, 5750304, 6708688, 10063032, 13417376, 20126064, 40252128]

約数ペア:

[(1, 40252128), (2, 20126064), (3, 13417376), (4, 10063032), (6, 6708688), (7, 5750304), (8, 5031516), (12, 3354344), (14, 2875152), (16, 2515758), (21, 1916768), (24, 1677172), (28, 1437576), (32, 1257879), (42, 958384), (43, 936096), (48, 838586), (49, 821472), (56, 718788), (84, 479192), (86, 468048), (96, 419293), (98, 410736), (112, 359394), (129, 312032), (147, 273824), (168, 239596), (172, 234024), (196, 205368), (199, 202272), (224, 179697), (258, 156016), (294, 136912), (301, 133728), (336, 119798), (344, 117012), (392, 102684), (398, 101136), (516, 78008), (588, 68456), (597, 67424), (602, 66864), (672, 59899), (688, 58506), (784, 51342), (796, 50568), (903, 44576), (1032, 39004), (1176, 34228), (1194, 33712), (1204, 33432), (1376, 29253), (1393, 28896), (1568, 25671), (1592, 25284), (1806, 22288), (2064, 19502), (2107, 19104), (2352, 17114), (2388, 16856), (2408, 16716), (2786, 14448), (3184, 12642), (3612, 11144), (4128, 9751), (4179, 9632), (4214, 9552), (4704, 8557), (4776, 8428), (4816, 8358), (5572, 7224), (6321, 6368)]