81576240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2251}}^1$

素因数の和:2418

約数の個数: 80

約数和(自身を含む): 254674176

約数和(自身を除く): 173097936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 151, 240, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2251, 2265, 2416, 3020, 3624, 4502, 4530, 6040, 6753, 7248, 9004, 9060, 11255, 12080, 13506, 18008, 18120, 22510, 27012, 33765, 36016, 36240, 45020, 54024, 67530, 90040, 108048, 135060, 180080, 270120, 339901, 540240, 679802, 1019703, 1359604, 1699505, 2039406, 2719208, 3399010, 4078812, 5098515, 5438416, 6798020, 8157624, 10197030, 13596040, 16315248, 20394060, 27192080, 40788120, 81576240]

約数ペア:

[(1, 81576240), (2, 40788120), (3, 27192080), (4, 20394060), (5, 16315248), (6, 13596040), (8, 10197030), (10, 8157624), (12, 6798020), (15, 5438416), (16, 5098515), (20, 4078812), (24, 3399010), (30, 2719208), (40, 2039406), (48, 1699505), (60, 1359604), (80, 1019703), (120, 679802), (151, 540240), (240, 339901), (302, 270120), (453, 180080), (604, 135060), (755, 108048), (906, 90040), (1208, 67530), (1510, 54024), (1812, 45020), (2251, 36240), (2265, 36016), (2416, 33765), (3020, 27012), (3624, 22510), (4502, 18120), (4530, 18008), (6040, 13506), (6753, 12080), (7248, 11255), (9004, 9060)]