810630180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{500389}}^1$

素因数の和:500410

約数の個数: 60

約数和(自身を含む): 2542981980

約数和(自身を除く): 1732351800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 500389, 1000778, 1501167, 2001556, 2501945, 3002334, 4503501, 5003890, 6004668, 7505835, 9007002, 10007780, 13510503, 15011670, 18014004, 22517505, 27021006, 30023340, 40531509, 45035010, 54042012, 67552515, 81063018, 90070020, 135105030, 162126036, 202657545, 270210060, 405315090, 810630180]

約数ペア:

[(1, 810630180), (2, 405315090), (3, 270210060), (4, 202657545), (5, 162126036), (6, 135105030), (9, 90070020), (10, 81063018), (12, 67552515), (15, 54042012), (18, 45035010), (20, 40531509), (27, 30023340), (30, 27021006), (36, 22517505), (45, 18014004), (54, 15011670), (60, 13510503), (81, 10007780), (90, 9007002), (108, 7505835), (135, 6004668), (162, 5003890), (180, 4503501), (270, 3002334), (324, 2501945), (405, 2001556), (540, 1501167), (810, 1000778), (1620, 500389)]