30272440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 75116160

約数和(自身を除く): 44843720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 214, 220, 428, 440, 535, 643, 856, 1070, 1177, 1286, 2140, 2354, 2572, 3215, 4280, 4708, 5144, 5885, 6430, 7073, 9416, 11770, 12860, 14146, 23540, 25720, 28292, 35365, 47080, 56584, 68801, 70730, 137602, 141460, 275204, 282920, 344005, 550408, 688010, 756811, 1376020, 1513622, 2752040, 3027244, 3784055, 6054488, 7568110, 15136220, 30272440]

約数ペア:

[(1, 30272440), (2, 15136220), (4, 7568110), (5, 6054488), (8, 3784055), (10, 3027244), (11, 2752040), (20, 1513622), (22, 1376020), (40, 756811), (44, 688010), (55, 550408), (88, 344005), (107, 282920), (110, 275204), (214, 141460), (220, 137602), (428, 70730), (440, 68801), (535, 56584), (643, 47080), (856, 35365), (1070, 28292), (1177, 25720), (1286, 23540), (2140, 14146), (2354, 12860), (2572, 11770), (3215, 9416), (4280, 7073), (4708, 6430), (5144, 5885)]