311720340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{51439}}^1$

素因数の和:51552

約数の個数: 48

約数和(自身を含む): 881475840

約数和(自身を除く): 569755500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 6060, 51439, 102878, 154317, 205756, 257195, 308634, 514390, 617268, 771585, 1028780, 1543170, 3086340, 5195339, 10390678, 15586017, 20781356, 25976695, 31172034, 51953390, 62344068, 77930085, 103906780, 155860170, 311720340]

約数ペア:

[(1, 311720340), (2, 155860170), (3, 103906780), (4, 77930085), (5, 62344068), (6, 51953390), (10, 31172034), (12, 25976695), (15, 20781356), (20, 15586017), (30, 10390678), (60, 5195339), (101, 3086340), (202, 1543170), (303, 1028780), (404, 771585), (505, 617268), (606, 514390), (1010, 308634), (1212, 257195), (1515, 205756), (2020, 154317), (3030, 102878), (6060, 51439)]