210978092

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 429628080

約数和(自身を除く): 218649988

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 101, 139, 202, 221, 278, 289, 404, 442, 556, 578, 884, 1156, 1313, 1717, 1807, 2363, 2626, 3434, 3614, 3757, 4726, 5252, 6868, 7228, 7514, 9452, 14039, 15028, 22321, 28078, 29189, 30719, 40171, 44642, 56156, 58378, 61438, 80342, 89284, 116756, 122876, 160684, 182507, 238663, 365014, 379457, 477326, 522223, 730028, 758914, 954652, 1044446, 1517828, 2088892, 3102619, 4057271, 6205238, 8114542, 12410476, 16229084, 52744523, 105489046, 210978092]

約数ペア:

[(1, 210978092), (2, 105489046), (4, 52744523), (13, 16229084), (17, 12410476), (26, 8114542), (34, 6205238), (52, 4057271), (68, 3102619), (101, 2088892), (139, 1517828), (202, 1044446), (221, 954652), (278, 758914), (289, 730028), (404, 522223), (442, 477326), (556, 379457), (578, 365014), (884, 238663), (1156, 182507), (1313, 160684), (1717, 122876), (1807, 116756), (2363, 89284), (2626, 80342), (3434, 61438), (3614, 58378), (3757, 56156), (4726, 44642), (5252, 40171), (6868, 30719), (7228, 29189), (7514, 28078), (9452, 22321), (14039, 15028)]