261907248

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{287179}}^1$

素因数の和:287209

約数の個数: 40

約数和(自身を含む): 712206400

約数和(自身を除く): 450299152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 287179, 574358, 861537, 1148716, 1723074, 2297432, 3446148, 4594864, 5456401, 6892296, 10912802, 13784592, 16369203, 21825604, 32738406, 43651208, 65476812, 87302416, 130953624, 261907248]

約数ペア:

[(1, 261907248), (2, 130953624), (3, 87302416), (4, 65476812), (6, 43651208), (8, 32738406), (12, 21825604), (16, 16369203), (19, 13784592), (24, 10912802), (38, 6892296), (48, 5456401), (57, 4594864), (76, 3446148), (114, 2297432), (152, 1723074), (228, 1148716), (304, 861537), (456, 574358), (912, 287179)]