253623040

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18013}}^1$

素因数の和:18045

約数の個数: 72

約数和(自身を含む): 662771088

約数和(自身を除く): 409148048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 18013, 36026, 72052, 90065, 144104, 180130, 198143, 288208, 360260, 396286, 576416, 720520, 792572, 990715, 1152832, 1441040, 1585144, 1981430, 2305664, 2882080, 3170288, 3962860, 4611328, 5764160, 6340576, 7925720, 11528320, 12681152, 15851440, 23056640, 25362304, 31702880, 50724608, 63405760, 126811520, 253623040]

約数ペア:

[(1, 253623040), (2, 126811520), (4, 63405760), (5, 50724608), (8, 31702880), (10, 25362304), (11, 23056640), (16, 15851440), (20, 12681152), (22, 11528320), (32, 7925720), (40, 6340576), (44, 5764160), (55, 4611328), (64, 3962860), (80, 3170288), (88, 2882080), (110, 2305664), (128, 1981430), (160, 1585144), (176, 1441040), (220, 1152832), (256, 990715), (320, 792572), (352, 720520), (440, 576416), (640, 396286), (704, 360260), (880, 288208), (1280, 198143), (1408, 180130), (1760, 144104), (2816, 90065), (3520, 72052), (7040, 36026), (14080, 18013)]