216707260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1291}}^1$

素因数の和:1427

約数の個数: 96

約数和(自身を含む): 573027840

約数和(自身を除く): 356320580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 109, 110, 140, 154, 218, 220, 308, 385, 436, 545, 763, 770, 1090, 1199, 1291, 1526, 1540, 2180, 2398, 2582, 3052, 3815, 4796, 5164, 5995, 6455, 7630, 8393, 9037, 11990, 12910, 14201, 15260, 16786, 18074, 23980, 25820, 28402, 33572, 36148, 41965, 45185, 56804, 71005, 83930, 90370, 99407, 140719, 142010, 167860, 180740, 198814, 281438, 284020, 397628, 497035, 562876, 703595, 985033, 994070, 1407190, 1547909, 1970066, 1988140, 2814380, 3095818, 3940132, 4925165, 6191636, 7739545, 9850330, 10835363, 15479090, 19700660, 21670726, 30958180, 43341452, 54176815, 108353630, 216707260]

約数ペア:

[(1, 216707260), (2, 108353630), (4, 54176815), (5, 43341452), (7, 30958180), (10, 21670726), (11, 19700660), (14, 15479090), (20, 10835363), (22, 9850330), (28, 7739545), (35, 6191636), (44, 4925165), (55, 3940132), (70, 3095818), (77, 2814380), (109, 1988140), (110, 1970066), (140, 1547909), (154, 1407190), (218, 994070), (220, 985033), (308, 703595), (385, 562876), (436, 497035), (545, 397628), (763, 284020), (770, 281438), (1090, 198814), (1199, 180740), (1291, 167860), (1526, 142010), (1540, 140719), (2180, 99407), (2398, 90370), (2582, 83930), (3052, 71005), (3815, 56804), (4796, 45185), (5164, 41965), (5995, 36148), (6455, 33572), (7630, 28402), (8393, 25820), (9037, 23980), (11990, 18074), (12910, 16786), (14201, 15260)]