254283315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{829}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 484832880

約数和(自身を除く): 230549565

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 121, 143, 165, 169, 195, 363, 429, 507, 605, 715, 829, 845, 1573, 1815, 1859, 2145, 2487, 2535, 4145, 4719, 5577, 7865, 9119, 9295, 10777, 12435, 20449, 23595, 27357, 27885, 32331, 45595, 53885, 61347, 100309, 102245, 118547, 136785, 140101, 161655, 300927, 306735, 355641, 420303, 501545, 592735, 700505, 1304017, 1504635, 1541111, 1778205, 2101515, 3912051, 4623333, 6520085, 7705555, 16952221, 19560255, 23116665, 50856663, 84761105, 254283315]

約数ペア:

[(1, 254283315), (3, 84761105), (5, 50856663), (11, 23116665), (13, 19560255), (15, 16952221), (33, 7705555), (39, 6520085), (55, 4623333), (65, 3912051), (121, 2101515), (143, 1778205), (165, 1541111), (169, 1504635), (195, 1304017), (363, 700505), (429, 592735), (507, 501545), (605, 420303), (715, 355641), (829, 306735), (845, 300927), (1573, 161655), (1815, 140101), (1859, 136785), (2145, 118547), (2487, 102245), (2535, 100309), (4145, 61347), (4719, 53885), (5577, 45595), (7865, 32331), (9119, 27885), (9295, 27357), (10777, 23595), (12435, 20449)]