317646540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3467}}^1$

素因数の和:3991

約数の個数: 72

約数和(自身を含む): 965699280

約数和(自身を除く): 648052740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 509, 1018, 1527, 2036, 2545, 3054, 3467, 4581, 5090, 6108, 6934, 7635, 9162, 10180, 10401, 13868, 15270, 17335, 18324, 20802, 22905, 30540, 31203, 34670, 41604, 45810, 52005, 62406, 69340, 91620, 104010, 124812, 156015, 208020, 312030, 624060, 1764703, 3529406, 5294109, 7058812, 8823515, 10588218, 15882327, 17647030, 21176436, 26470545, 31764654, 35294060, 52941090, 63529308, 79411635, 105882180, 158823270, 317646540]

約数ペア:

[(1, 317646540), (2, 158823270), (3, 105882180), (4, 79411635), (5, 63529308), (6, 52941090), (9, 35294060), (10, 31764654), (12, 26470545), (15, 21176436), (18, 17647030), (20, 15882327), (30, 10588218), (36, 8823515), (45, 7058812), (60, 5294109), (90, 3529406), (180, 1764703), (509, 624060), (1018, 312030), (1527, 208020), (2036, 156015), (2545, 124812), (3054, 104010), (3467, 91620), (4581, 69340), (5090, 62406), (6108, 52005), (6934, 45810), (7635, 41604), (9162, 34670), (10180, 31203), (10401, 30540), (13868, 22905), (15270, 20802), (17335, 18324)]