8142480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 28087488

約数和(自身を除く): 19945008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 263, 344, 360, 387, 430, 516, 526, 645, 688, 720, 774, 789, 860, 1032, 1052, 1290, 1315, 1548, 1578, 1720, 1935, 2064, 2104, 2367, 2580, 2630, 3096, 3156, 3440, 3870, 3945, 4208, 4734, 5160, 5260, 6192, 6312, 7740, 7890, 9468, 10320, 10520, 11309, 11835, 12624, 15480, 15780, 18936, 21040, 22618, 23670, 30960, 31560, 33927, 37872, 45236, 47340, 56545, 63120, 67854, 90472, 94680, 101781, 113090, 135708, 169635, 180944, 189360, 203562, 226180, 271416, 339270, 407124, 452360, 508905, 542832, 678540, 814248, 904720, 1017810, 1357080, 1628496, 2035620, 2714160, 4071240, 8142480]

約数ペア:

[(1, 8142480), (2, 4071240), (3, 2714160), (4, 2035620), (5, 1628496), (6, 1357080), (8, 1017810), (9, 904720), (10, 814248), (12, 678540), (15, 542832), (16, 508905), (18, 452360), (20, 407124), (24, 339270), (30, 271416), (36, 226180), (40, 203562), (43, 189360), (45, 180944), (48, 169635), (60, 135708), (72, 113090), (80, 101781), (86, 94680), (90, 90472), (120, 67854), (129, 63120), (144, 56545), (172, 47340), (180, 45236), (215, 37872), (240, 33927), (258, 31560), (263, 30960), (344, 23670), (360, 22618), (387, 21040), (430, 18936), (516, 15780), (526, 15480), (645, 12624), (688, 11835), (720, 11309), (774, 10520), (789, 10320), (860, 9468), (1032, 7890), (1052, 7740), (1290, 6312), (1315, 6192), (1548, 5260), (1578, 5160), (1720, 4734), (1935, 4208), (2064, 3945), (2104, 3870), (2367, 3440), (2580, 3156), (2630, 3096)]