87256740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{76541}}^1$

素因数の和:76572

約数の個数: 48

約数和(自身を含む): 257181120

約数和(自身を除く): 169924380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 76541, 153082, 229623, 306164, 382705, 459246, 765410, 918492, 1148115, 1454279, 1530820, 2296230, 2908558, 4362837, 4592460, 5817116, 7271395, 8725674, 14542790, 17451348, 21814185, 29085580, 43628370, 87256740]

約数ペア:

[(1, 87256740), (2, 43628370), (3, 29085580), (4, 21814185), (5, 17451348), (6, 14542790), (10, 8725674), (12, 7271395), (15, 5817116), (19, 4592460), (20, 4362837), (30, 2908558), (38, 2296230), (57, 1530820), (60, 1454279), (76, 1148115), (95, 918492), (114, 765410), (190, 459246), (228, 382705), (285, 306164), (380, 229623), (570, 153082), (1140, 76541)]