205120410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^4\times {\mathrm{467}}^1$

素因数の和:521

約数の個数: 80

約数和(自身を含む): 542674080

約数和(自身を除く): 337553670

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 467, 605, 726, 934, 1210, 1331, 1401, 1815, 2335, 2662, 2802, 3630, 3993, 4670, 5137, 6655, 7005, 7986, 10274, 13310, 14010, 14641, 15411, 19965, 25685, 29282, 30822, 39930, 43923, 51370, 56507, 73205, 77055, 87846, 113014, 146410, 154110, 169521, 219615, 282535, 339042, 439230, 565070, 621577, 847605, 1243154, 1695210, 1864731, 3107885, 3729462, 6215770, 6837347, 9323655, 13674694, 18647310, 20512041, 34186735, 41024082, 68373470, 102560205, 205120410]

約数ペア:

[(1, 205120410), (2, 102560205), (3, 68373470), (5, 41024082), (6, 34186735), (10, 20512041), (11, 18647310), (15, 13674694), (22, 9323655), (30, 6837347), (33, 6215770), (55, 3729462), (66, 3107885), (110, 1864731), (121, 1695210), (165, 1243154), (242, 847605), (330, 621577), (363, 565070), (467, 439230), (605, 339042), (726, 282535), (934, 219615), (1210, 169521), (1331, 154110), (1401, 146410), (1815, 113014), (2335, 87846), (2662, 77055), (2802, 73205), (3630, 56507), (3993, 51370), (4670, 43923), (5137, 39930), (6655, 30822), (7005, 29282), (7986, 25685), (10274, 19965), (13310, 15411), (14010, 14641)]