70650180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1009}}^1$

素因数の和:1413

約数の個数: 72

約数和(自身を含む): 215069400

約数和(自身を除く): 144419220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1009, 1167, 1556, 1945, 2018, 2334, 3027, 3501, 3890, 4036, 4668, 5045, 5835, 6054, 7002, 7780, 9081, 10090, 11670, 12108, 14004, 15135, 17505, 18162, 20180, 23340, 30270, 35010, 36324, 45405, 60540, 70020, 90810, 181620, 392501, 785002, 1177503, 1570004, 1962505, 2355006, 3532509, 3925010, 4710012, 5887515, 7065018, 7850020, 11775030, 14130036, 17662545, 23550060, 35325090, 70650180]

約数ペア:

[(1, 70650180), (2, 35325090), (3, 23550060), (4, 17662545), (5, 14130036), (6, 11775030), (9, 7850020), (10, 7065018), (12, 5887515), (15, 4710012), (18, 3925010), (20, 3532509), (30, 2355006), (36, 1962505), (45, 1570004), (60, 1177503), (90, 785002), (180, 392501), (389, 181620), (778, 90810), (1009, 70020), (1167, 60540), (1556, 45405), (1945, 36324), (2018, 35010), (2334, 30270), (3027, 23340), (3501, 20180), (3890, 18162), (4036, 17505), (4668, 15135), (5045, 14004), (5835, 12108), (6054, 11670), (7002, 10090), (7780, 9081)]