221493120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{115361}}^1$

素因数の和:115383

約数の個数: 64

約数和(自身を含む): 706015440

約数和(自身を除く): 484522320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 115361, 230722, 346083, 461444, 576805, 692166, 922888, 1153610, 1384332, 1730415, 1845776, 2307220, 2768664, 3460830, 3691552, 4614440, 5537328, 6921660, 7383104, 9228880, 11074656, 13843320, 14766208, 18457760, 22149312, 27686640, 36915520, 44298624, 55373280, 73831040, 110746560, 221493120]

約数ペア:

[(1, 221493120), (2, 110746560), (3, 73831040), (4, 55373280), (5, 44298624), (6, 36915520), (8, 27686640), (10, 22149312), (12, 18457760), (15, 14766208), (16, 13843320), (20, 11074656), (24, 9228880), (30, 7383104), (32, 6921660), (40, 5537328), (48, 4614440), (60, 3691552), (64, 3460830), (80, 2768664), (96, 2307220), (120, 1845776), (128, 1730415), (160, 1384332), (192, 1153610), (240, 922888), (320, 692166), (384, 576805), (480, 461444), (640, 346083), (960, 230722), (1920, 115361)]