78671160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{218531}}^1$

素因数の和:218548

約数の個数: 48

約数和(自身を含む): 255682440

約数和(自身を除く): 177011280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 218531, 437062, 655593, 874124, 1092655, 1311186, 1748248, 1966779, 2185310, 2622372, 3277965, 3933558, 4370620, 5244744, 6555930, 7867116, 8741240, 9833895, 13111860, 15734232, 19667790, 26223720, 39335580, 78671160]

約数ペア:

[(1, 78671160), (2, 39335580), (3, 26223720), (4, 19667790), (5, 15734232), (6, 13111860), (8, 9833895), (9, 8741240), (10, 7867116), (12, 6555930), (15, 5244744), (18, 4370620), (20, 3933558), (24, 3277965), (30, 2622372), (36, 2185310), (40, 1966779), (45, 1748248), (60, 1311186), (72, 1092655), (90, 874124), (120, 655593), (180, 437062), (360, 218531)]