211545840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:607

約数の個数: 160

約数和(自身を含む): 720596736

約数和(自身を除く): 509050896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 227, 240, 264, 330, 353, 440, 454, 528, 660, 681, 706, 880, 908, 1059, 1135, 1320, 1362, 1412, 1765, 1816, 2118, 2270, 2497, 2640, 2724, 2824, 3405, 3530, 3632, 3883, 4236, 4540, 4994, 5295, 5448, 5648, 6810, 7060, 7491, 7766, 8472, 9080, 9988, 10590, 10896, 11649, 12485, 13620, 14120, 14982, 15532, 16944, 18160, 19415, 19976, 21180, 23298, 24970, 27240, 28240, 29964, 31064, 37455, 38830, 39952, 42360, 46596, 49940, 54480, 58245, 59928, 62128, 74910, 77660, 80131, 84720, 93192, 99880, 116490, 119856, 149820, 155320, 160262, 186384, 199760, 232980, 240393, 299640, 310640, 320524, 400655, 465960, 480786, 599280, 641048, 801310, 881441, 931920, 961572, 1201965, 1282096, 1602620, 1762882, 1923144, 2403930, 2644323, 3205240, 3525764, 3846288, 4407205, 4807860, 5288646, 6410480, 7051528, 8814410, 9615720, 10577292, 13221615, 14103056, 17628820, 19231440, 21154584, 26443230, 35257640, 42309168, 52886460, 70515280, 105772920, 211545840]

約数ペア:

[(1, 211545840), (2, 105772920), (3, 70515280), (4, 52886460), (5, 42309168), (6, 35257640), (8, 26443230), (10, 21154584), (11, 19231440), (12, 17628820), (15, 14103056), (16, 13221615), (20, 10577292), (22, 9615720), (24, 8814410), (30, 7051528), (33, 6410480), (40, 5288646), (44, 4807860), (48, 4407205), (55, 3846288), (60, 3525764), (66, 3205240), (80, 2644323), (88, 2403930), (110, 1923144), (120, 1762882), (132, 1602620), (165, 1282096), (176, 1201965), (220, 961572), (227, 931920), (240, 881441), (264, 801310), (330, 641048), (353, 599280), (440, 480786), (454, 465960), (528, 400655), (660, 320524), (681, 310640), (706, 299640), (880, 240393), (908, 232980), (1059, 199760), (1135, 186384), (1320, 160262), (1362, 155320), (1412, 149820), (1765, 119856), (1816, 116490), (2118, 99880), (2270, 93192), (2497, 84720), (2640, 80131), (2724, 77660), (2824, 74910), (3405, 62128), (3530, 59928), (3632, 58245), (3883, 54480), (4236, 49940), (4540, 46596), (4994, 42360), (5295, 39952), (5448, 38830), (5648, 37455), (6810, 31064), (7060, 29964), (7491, 28240), (7766, 27240), (8472, 24970), (9080, 23298), (9988, 21180), (10590, 19976), (10896, 19415), (11649, 18160), (12485, 16944), (13620, 15532), (14120, 14982)]