15730830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{631}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 41112864

約数和(自身を除く): 25382034

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 277, 554, 631, 831, 1262, 1385, 1662, 1893, 2493, 2770, 3155, 3786, 4155, 4986, 5679, 6310, 8310, 9465, 11358, 12465, 18930, 24930, 28395, 56790, 174787, 349574, 524361, 873935, 1048722, 1573083, 1747870, 2621805, 3146166, 5243610, 7865415, 15730830]

約数ペア:

[(1, 15730830), (2, 7865415), (3, 5243610), (5, 3146166), (6, 2621805), (9, 1747870), (10, 1573083), (15, 1048722), (18, 873935), (30, 524361), (45, 349574), (90, 174787), (277, 56790), (554, 28395), (631, 24930), (831, 18930), (1262, 12465), (1385, 11358), (1662, 9465), (1893, 8310), (2493, 6310), (2770, 5679), (3155, 4986), (3786, 4155)]