427756728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4621}}^1$

素因数の和:4685

約数の個数: 128

約数和(自身を含む): 1331136000

約数和(自身を除く): 903379272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 29, 38, 42, 56, 57, 58, 76, 84, 87, 114, 116, 133, 152, 168, 174, 203, 228, 232, 266, 348, 399, 406, 456, 532, 551, 609, 696, 798, 812, 1064, 1102, 1218, 1596, 1624, 1653, 2204, 2436, 3192, 3306, 3857, 4408, 4621, 4872, 6612, 7714, 9242, 11571, 13224, 13863, 15428, 18484, 23142, 27726, 30856, 32347, 36968, 46284, 55452, 64694, 87799, 92568, 97041, 110904, 129388, 134009, 175598, 194082, 258776, 263397, 268018, 351196, 388164, 402027, 526794, 536036, 614593, 702392, 776328, 804054, 938063, 1053588, 1072072, 1229186, 1608108, 1843779, 1876126, 2107176, 2458372, 2546171, 2814189, 3216216, 3687558, 3752252, 4916744, 5092342, 5628378, 7375116, 7504504, 7638513, 10184684, 11256756, 14750232, 15277026, 17823197, 20369368, 22513512, 30554052, 35646394, 53469591, 61108104, 71292788, 106939182, 142585576, 213878364, 427756728]

約数ペア:

[(1, 427756728), (2, 213878364), (3, 142585576), (4, 106939182), (6, 71292788), (7, 61108104), (8, 53469591), (12, 35646394), (14, 30554052), (19, 22513512), (21, 20369368), (24, 17823197), (28, 15277026), (29, 14750232), (38, 11256756), (42, 10184684), (56, 7638513), (57, 7504504), (58, 7375116), (76, 5628378), (84, 5092342), (87, 4916744), (114, 3752252), (116, 3687558), (133, 3216216), (152, 2814189), (168, 2546171), (174, 2458372), (203, 2107176), (228, 1876126), (232, 1843779), (266, 1608108), (348, 1229186), (399, 1072072), (406, 1053588), (456, 938063), (532, 804054), (551, 776328), (609, 702392), (696, 614593), (798, 536036), (812, 526794), (1064, 402027), (1102, 388164), (1218, 351196), (1596, 268018), (1624, 263397), (1653, 258776), (2204, 194082), (2436, 175598), (3192, 134009), (3306, 129388), (3857, 110904), (4408, 97041), (4621, 92568), (4872, 87799), (6612, 64694), (7714, 55452), (9242, 46284), (11571, 36968), (13224, 32347), (13863, 30856), (15428, 27726), (18484, 23142)]