1280943240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1801}}^1\times {\mathrm{5927}}^1$

素因数の和:7742

約数の個数: 64

約数和(自身を含む): 3845612160

約数和(自身を除く): 2564668920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1801, 3602, 5403, 5927, 7204, 9005, 10806, 11854, 14408, 17781, 18010, 21612, 23708, 27015, 29635, 35562, 36020, 43224, 47416, 54030, 59270, 71124, 72040, 88905, 108060, 118540, 142248, 177810, 216120, 237080, 355620, 711240, 10674527, 21349054, 32023581, 42698108, 53372635, 64047162, 85396216, 106745270, 128094324, 160117905, 213490540, 256188648, 320235810, 426981080, 640471620, 1280943240]

約数ペア:

[(1, 1280943240), (2, 640471620), (3, 426981080), (4, 320235810), (5, 256188648), (6, 213490540), (8, 160117905), (10, 128094324), (12, 106745270), (15, 85396216), (20, 64047162), (24, 53372635), (30, 42698108), (40, 32023581), (60, 21349054), (120, 10674527), (1801, 711240), (3602, 355620), (5403, 237080), (5927, 216120), (7204, 177810), (9005, 142248), (10806, 118540), (11854, 108060), (14408, 88905), (17781, 72040), (18010, 71124), (21612, 59270), (23708, 54030), (27015, 47416), (29635, 43224), (35562, 36020)]