127605420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7019}}^1$

素因数の和:7135

約数の個数: 72

約数和(自身を含む): 390957840

約数和(自身を除く): 263352420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 7019, 9090, 14038, 18180, 21057, 28076, 35095, 42114, 63171, 70190, 84228, 105285, 126342, 140380, 210570, 252684, 315855, 421140, 631710, 708919, 1263420, 1417838, 2126757, 2835676, 3544595, 4253514, 6380271, 7089190, 8507028, 10633785, 12760542, 14178380, 21267570, 25521084, 31901355, 42535140, 63802710, 127605420]

約数ペア:

[(1, 127605420), (2, 63802710), (3, 42535140), (4, 31901355), (5, 25521084), (6, 21267570), (9, 14178380), (10, 12760542), (12, 10633785), (15, 8507028), (18, 7089190), (20, 6380271), (30, 4253514), (36, 3544595), (45, 2835676), (60, 2126757), (90, 1417838), (101, 1263420), (180, 708919), (202, 631710), (303, 421140), (404, 315855), (505, 252684), (606, 210570), (909, 140380), (1010, 126342), (1212, 105285), (1515, 84228), (1818, 70190), (2020, 63171), (3030, 42114), (3636, 35095), (4545, 28076), (6060, 21057), (7019, 18180), (9090, 14038)]