189388808

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 456192000

約数和(自身を除く): 266803192

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 71, 76, 92, 109, 133, 142, 152, 161, 184, 218, 266, 284, 322, 436, 437, 497, 532, 568, 644, 763, 872, 874, 994, 1064, 1288, 1349, 1526, 1633, 1748, 1988, 2071, 2507, 2698, 3052, 3059, 3266, 3496, 3976, 4142, 5014, 5396, 6104, 6118, 6532, 7739, 8284, 9443, 10028, 10792, 11431, 12236, 13064, 14497, 15478, 16568, 17549, 18886, 20056, 22862, 24472, 28994, 30956, 31027, 35098, 37772, 45724, 47633, 54173, 57988, 61912, 62054, 70196, 75544, 91448, 95266, 108346, 115976, 124108, 140392, 147041, 177997, 190532, 216692, 217189, 248216, 294082, 333431, 355994, 381064, 433384, 434378, 588164, 666862, 711988, 868756, 1029287, 1176328, 1245979, 1333724, 1423976, 1737512, 2058574, 2491958, 2667448, 3381943, 4117148, 4983916, 6763886, 8234296, 9967832, 13527772, 23673601, 27055544, 47347202, 94694404, 189388808]

約数ペア:

[(1, 189388808), (2, 94694404), (4, 47347202), (7, 27055544), (8, 23673601), (14, 13527772), (19, 9967832), (23, 8234296), (28, 6763886), (38, 4983916), (46, 4117148), (56, 3381943), (71, 2667448), (76, 2491958), (92, 2058574), (109, 1737512), (133, 1423976), (142, 1333724), (152, 1245979), (161, 1176328), (184, 1029287), (218, 868756), (266, 711988), (284, 666862), (322, 588164), (436, 434378), (437, 433384), (497, 381064), (532, 355994), (568, 333431), (644, 294082), (763, 248216), (872, 217189), (874, 216692), (994, 190532), (1064, 177997), (1288, 147041), (1349, 140392), (1526, 124108), (1633, 115976), (1748, 108346), (1988, 95266), (2071, 91448), (2507, 75544), (2698, 70196), (3052, 62054), (3059, 61912), (3266, 57988), (3496, 54173), (3976, 47633), (4142, 45724), (5014, 37772), (5396, 35098), (6104, 31027), (6118, 30956), (6532, 28994), (7739, 24472), (8284, 22862), (9443, 20056), (10028, 18886), (10792, 17549), (11431, 16568), (12236, 15478), (13064, 14497)]