56235420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2069}}^1$

素因数の和:2235

約数の個数: 72

約数和(自身を含む): 171793440

約数和(自身を除く): 115558020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 151, 180, 302, 453, 604, 755, 906, 1359, 1510, 1812, 2069, 2265, 2718, 3020, 4138, 4530, 5436, 6207, 6795, 8276, 9060, 10345, 12414, 13590, 18621, 20690, 24828, 27180, 31035, 37242, 41380, 62070, 74484, 93105, 124140, 186210, 312419, 372420, 624838, 937257, 1249676, 1562095, 1874514, 2811771, 3124190, 3749028, 4686285, 5623542, 6248380, 9372570, 11247084, 14058855, 18745140, 28117710, 56235420]

約数ペア:

[(1, 56235420), (2, 28117710), (3, 18745140), (4, 14058855), (5, 11247084), (6, 9372570), (9, 6248380), (10, 5623542), (12, 4686285), (15, 3749028), (18, 3124190), (20, 2811771), (30, 1874514), (36, 1562095), (45, 1249676), (60, 937257), (90, 624838), (151, 372420), (180, 312419), (302, 186210), (453, 124140), (604, 93105), (755, 74484), (906, 62070), (1359, 41380), (1510, 37242), (1812, 31035), (2069, 27180), (2265, 24828), (2718, 20690), (3020, 18621), (4138, 13590), (4530, 12414), (5436, 10345), (6207, 9060), (6795, 8276)]