257757930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7517}}^1$

素因数の和:7660

約数の個数: 64

約数和(自身を含む): 692858880

約数和(自身を除く): 435100950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 127, 135, 254, 270, 381, 635, 762, 1143, 1270, 1905, 2286, 3429, 3810, 5715, 6858, 7517, 11430, 15034, 17145, 22551, 34290, 37585, 45102, 67653, 75170, 112755, 135306, 202959, 225510, 338265, 405918, 676530, 954659, 1014795, 1909318, 2029590, 2863977, 4773295, 5727954, 8591931, 9546590, 14319885, 17183862, 25775793, 28639770, 42959655, 51551586, 85919310, 128878965, 257757930]

約数ペア:

[(1, 257757930), (2, 128878965), (3, 85919310), (5, 51551586), (6, 42959655), (9, 28639770), (10, 25775793), (15, 17183862), (18, 14319885), (27, 9546590), (30, 8591931), (45, 5727954), (54, 4773295), (90, 2863977), (127, 2029590), (135, 1909318), (254, 1014795), (270, 954659), (381, 676530), (635, 405918), (762, 338265), (1143, 225510), (1270, 202959), (1905, 135306), (2286, 112755), (3429, 75170), (3810, 67653), (5715, 45102), (6858, 37585), (7517, 34290), (11430, 22551), (15034, 17145)]