268939040

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:582

約数の個数: 96

約数和(自身を含む): 663390000

約数和(自身を除く): 394450960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 149, 160, 232, 290, 298, 389, 464, 580, 596, 745, 778, 928, 1160, 1192, 1490, 1556, 1945, 2320, 2384, 2980, 3112, 3890, 4321, 4640, 4768, 5960, 6224, 7780, 8642, 11281, 11920, 12448, 15560, 17284, 21605, 22562, 23840, 31120, 34568, 43210, 45124, 56405, 57961, 62240, 69136, 86420, 90248, 112810, 115922, 138272, 172840, 180496, 225620, 231844, 289805, 345680, 360992, 451240, 463688, 579610, 691360, 902480, 927376, 1159220, 1680869, 1804960, 1854752, 2318440, 3361738, 4636880, 6723476, 8404345, 9273760, 13446952, 16808690, 26893904, 33617380, 53787808, 67234760, 134469520, 268939040]

約数ペア:

[(1, 268939040), (2, 134469520), (4, 67234760), (5, 53787808), (8, 33617380), (10, 26893904), (16, 16808690), (20, 13446952), (29, 9273760), (32, 8404345), (40, 6723476), (58, 4636880), (80, 3361738), (116, 2318440), (145, 1854752), (149, 1804960), (160, 1680869), (232, 1159220), (290, 927376), (298, 902480), (389, 691360), (464, 579610), (580, 463688), (596, 451240), (745, 360992), (778, 345680), (928, 289805), (1160, 231844), (1192, 225620), (1490, 180496), (1556, 172840), (1945, 138272), (2320, 115922), (2384, 112810), (2980, 90248), (3112, 86420), (3890, 69136), (4321, 62240), (4640, 57961), (4768, 56405), (5960, 45124), (6224, 43210), (7780, 34568), (8642, 31120), (11281, 23840), (11920, 22562), (12448, 21605), (15560, 17284)]