258858880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{57781}}^1$

素因数の和:57807

約数の個数: 64

約数和(自身を含む): 707251680

約数和(自身を除く): 448392800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 57781, 115562, 231124, 288905, 404467, 462248, 577810, 808934, 924496, 1155620, 1617868, 1848992, 2022335, 2311240, 3235736, 3697984, 4044670, 4622480, 6471472, 7395968, 8089340, 9244960, 12942944, 16178680, 18489920, 25885888, 32357360, 36979840, 51771776, 64714720, 129429440, 258858880]

約数ペア:

[(1, 258858880), (2, 129429440), (4, 64714720), (5, 51771776), (7, 36979840), (8, 32357360), (10, 25885888), (14, 18489920), (16, 16178680), (20, 12942944), (28, 9244960), (32, 8089340), (35, 7395968), (40, 6471472), (56, 4622480), (64, 4044670), (70, 3697984), (80, 3235736), (112, 2311240), (128, 2022335), (140, 1848992), (160, 1617868), (224, 1155620), (280, 924496), (320, 808934), (448, 577810), (560, 462248), (640, 404467), (896, 288905), (1120, 231124), (2240, 115562), (4480, 57781)]