281760480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{503}}^1$

素因数の和:913

約数の個数: 144

約数和(自身を含む): 965895840

約数和(自身を除く): 684135360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 389, 480, 503, 720, 778, 1006, 1167, 1440, 1509, 1556, 1945, 2012, 2334, 2515, 3018, 3112, 3501, 3890, 4024, 4527, 4668, 5030, 5835, 6036, 6224, 7002, 7545, 7780, 8048, 9054, 9336, 10060, 11670, 12072, 12448, 14004, 15090, 15560, 16096, 17505, 18108, 18672, 20120, 22635, 23340, 24144, 28008, 30180, 31120, 35010, 36216, 37344, 40240, 45270, 46680, 48288, 56016, 60360, 62240, 70020, 72432, 80480, 90540, 93360, 112032, 120720, 140040, 144864, 181080, 186720, 195667, 241440, 280080, 362160, 391334, 560160, 587001, 724320, 782668, 978335, 1174002, 1565336, 1761003, 1956670, 2348004, 2935005, 3130672, 3522006, 3913340, 4696008, 5870010, 6261344, 7044012, 7826680, 8805015, 9392016, 11740020, 14088024, 15653360, 17610030, 18784032, 23480040, 28176048, 31306720, 35220060, 46960080, 56352096, 70440120, 93920160, 140880240, 281760480]

約数ペア:

[(1, 281760480), (2, 140880240), (3, 93920160), (4, 70440120), (5, 56352096), (6, 46960080), (8, 35220060), (9, 31306720), (10, 28176048), (12, 23480040), (15, 18784032), (16, 17610030), (18, 15653360), (20, 14088024), (24, 11740020), (30, 9392016), (32, 8805015), (36, 7826680), (40, 7044012), (45, 6261344), (48, 5870010), (60, 4696008), (72, 3913340), (80, 3522006), (90, 3130672), (96, 2935005), (120, 2348004), (144, 1956670), (160, 1761003), (180, 1565336), (240, 1174002), (288, 978335), (360, 782668), (389, 724320), (480, 587001), (503, 560160), (720, 391334), (778, 362160), (1006, 280080), (1167, 241440), (1440, 195667), (1509, 186720), (1556, 181080), (1945, 144864), (2012, 140040), (2334, 120720), (2515, 112032), (3018, 93360), (3112, 90540), (3501, 80480), (3890, 72432), (4024, 70020), (4527, 62240), (4668, 60360), (5030, 56016), (5835, 48288), (6036, 46680), (6224, 45270), (7002, 40240), (7545, 37344), (7780, 36216), (8048, 35010), (9054, 31120), (9336, 30180), (10060, 28008), (11670, 24144), (12072, 23340), (12448, 22635), (14004, 20120), (15090, 18672), (15560, 18108), (16096, 17505)]