30311580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38861}}^1$

素因数の和:38886

約数の個数: 48

約数和(自身を含む): 91403424

約数和(自身を除く): 61091844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 38861, 77722, 116583, 155444, 194305, 233166, 388610, 466332, 505193, 582915, 777220, 1010386, 1165830, 1515579, 2020772, 2331660, 2525965, 3031158, 5051930, 6062316, 7577895, 10103860, 15155790, 30311580]

約数ペア:

[(1, 30311580), (2, 15155790), (3, 10103860), (4, 7577895), (5, 6062316), (6, 5051930), (10, 3031158), (12, 2525965), (13, 2331660), (15, 2020772), (20, 1515579), (26, 1165830), (30, 1010386), (39, 777220), (52, 582915), (60, 505193), (65, 466332), (78, 388610), (130, 233166), (156, 194305), (195, 155444), (260, 116583), (390, 77722), (780, 38861)]