281872080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{55927}}^1$

素因数の和:55953

約数の個数: 120

約数和(自身を含む): 1081871232

約数和(自身を除く): 799999152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 55927, 111854, 167781, 223708, 279635, 335562, 391489, 447416, 503343, 559270, 671124, 782978, 838905, 894832, 1006686, 1118540, 1174467, 1342248, 1565956, 1677810, 1957445, 2013372, 2237080, 2348934, 2516715, 2684496, 3131912, 3355620, 3523401, 3914890, 4026744, 4474160, 4697868, 5033430, 5872335, 6263824, 6711240, 7046802, 7829780, 8053488, 9395736, 10066860, 11744670, 13422480, 14093604, 15659560, 17617005, 18791472, 20133720, 23489340, 28187208, 31319120, 35234010, 40267440, 46978680, 56374416, 70468020, 93957360, 140936040, 281872080]

約数ペア:

[(1, 281872080), (2, 140936040), (3, 93957360), (4, 70468020), (5, 56374416), (6, 46978680), (7, 40267440), (8, 35234010), (9, 31319120), (10, 28187208), (12, 23489340), (14, 20133720), (15, 18791472), (16, 17617005), (18, 15659560), (20, 14093604), (21, 13422480), (24, 11744670), (28, 10066860), (30, 9395736), (35, 8053488), (36, 7829780), (40, 7046802), (42, 6711240), (45, 6263824), (48, 5872335), (56, 5033430), (60, 4697868), (63, 4474160), (70, 4026744), (72, 3914890), (80, 3523401), (84, 3355620), (90, 3131912), (105, 2684496), (112, 2516715), (120, 2348934), (126, 2237080), (140, 2013372), (144, 1957445), (168, 1677810), (180, 1565956), (210, 1342248), (240, 1174467), (252, 1118540), (280, 1006686), (315, 894832), (336, 838905), (360, 782978), (420, 671124), (504, 559270), (560, 503343), (630, 447416), (720, 391489), (840, 335562), (1008, 279635), (1260, 223708), (1680, 167781), (2520, 111854), (5040, 55927)]