199062540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1367}}^1$

素因数の和:2191

約数の個数: 72

約数和(自身を含む): 605011680

約数和(自身を除く): 405949140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 809, 1367, 1618, 2427, 2734, 3236, 4045, 4101, 4854, 5468, 6835, 7281, 8090, 8202, 9708, 12135, 12303, 13670, 14562, 16180, 16404, 20505, 24270, 24606, 27340, 29124, 36405, 41010, 48540, 49212, 61515, 72810, 82020, 123030, 145620, 246060, 1105903, 2211806, 3317709, 4423612, 5529515, 6635418, 9953127, 11059030, 13270836, 16588545, 19906254, 22118060, 33177090, 39812508, 49765635, 66354180, 99531270, 199062540]

約数ペア:

[(1, 199062540), (2, 99531270), (3, 66354180), (4, 49765635), (5, 39812508), (6, 33177090), (9, 22118060), (10, 19906254), (12, 16588545), (15, 13270836), (18, 11059030), (20, 9953127), (30, 6635418), (36, 5529515), (45, 4423612), (60, 3317709), (90, 2211806), (180, 1105903), (809, 246060), (1367, 145620), (1618, 123030), (2427, 82020), (2734, 72810), (3236, 61515), (4045, 49212), (4101, 48540), (4854, 41010), (5468, 36405), (6835, 29124), (7281, 27340), (8090, 24606), (8202, 24270), (9708, 20505), (12135, 16404), (12303, 16180), (13670, 14562)]