212227480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{857}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 492972480

約数和(自身を除く): 280745000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 151, 164, 205, 302, 328, 410, 604, 755, 820, 857, 1208, 1510, 1640, 1714, 3020, 3428, 4285, 6040, 6191, 6856, 8570, 12382, 17140, 24764, 30955, 34280, 35137, 49528, 61910, 70274, 123820, 129407, 140548, 175685, 247640, 258814, 281096, 351370, 517628, 647035, 702740, 1035256, 1294070, 1405480, 2588140, 5176280, 5305687, 10611374, 21222748, 26528435, 42445496, 53056870, 106113740, 212227480]

約数ペア:

[(1, 212227480), (2, 106113740), (4, 53056870), (5, 42445496), (8, 26528435), (10, 21222748), (20, 10611374), (40, 5305687), (41, 5176280), (82, 2588140), (151, 1405480), (164, 1294070), (205, 1035256), (302, 702740), (328, 647035), (410, 517628), (604, 351370), (755, 281096), (820, 258814), (857, 247640), (1208, 175685), (1510, 140548), (1640, 129407), (1714, 123820), (3020, 70274), (3428, 61910), (4285, 49528), (6040, 35137), (6191, 34280), (6856, 30955), (8570, 24764), (12382, 17140)]