68867280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31883}}^1$

素因数の和:31905

約数の個数: 80

約数和(自身を含む): 237216960

約数和(自身を除く): 168349680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 31883, 63766, 95649, 127532, 159415, 191298, 255064, 286947, 318830, 382596, 478245, 510128, 573894, 637660, 765192, 860841, 956490, 1147788, 1275320, 1434735, 1530384, 1721682, 1912980, 2295576, 2550640, 2869470, 3443364, 3825960, 4304205, 4591152, 5738940, 6886728, 7651920, 8608410, 11477880, 13773456, 17216820, 22955760, 34433640, 68867280]

約数ペア:

[(1, 68867280), (2, 34433640), (3, 22955760), (4, 17216820), (5, 13773456), (6, 11477880), (8, 8608410), (9, 7651920), (10, 6886728), (12, 5738940), (15, 4591152), (16, 4304205), (18, 3825960), (20, 3443364), (24, 2869470), (27, 2550640), (30, 2295576), (36, 1912980), (40, 1721682), (45, 1530384), (48, 1434735), (54, 1275320), (60, 1147788), (72, 956490), (80, 860841), (90, 765192), (108, 637660), (120, 573894), (135, 510128), (144, 478245), (180, 382596), (216, 318830), (240, 286947), (270, 255064), (360, 191298), (432, 159415), (540, 127532), (720, 95649), (1080, 63766), (2160, 31883)]