249602990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2663}}^1$

素因数の和:2793

約数の個数: 64

約数和(自身を含む): 558544896

約数和(自身を除く): 308941906

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 103, 130, 182, 206, 455, 515, 721, 910, 1030, 1339, 1442, 2663, 2678, 3605, 5326, 6695, 7210, 9373, 13315, 13390, 18641, 18746, 26630, 34619, 37282, 46865, 69238, 93205, 93730, 173095, 186410, 242333, 274289, 346190, 484666, 548578, 1211665, 1371445, 1920023, 2423330, 2742890, 3565757, 3840046, 7131514, 9600115, 17828785, 19200230, 24960299, 35657570, 49920598, 124801495, 249602990]

約数ペア:

[(1, 249602990), (2, 124801495), (5, 49920598), (7, 35657570), (10, 24960299), (13, 19200230), (14, 17828785), (26, 9600115), (35, 7131514), (65, 3840046), (70, 3565757), (91, 2742890), (103, 2423330), (130, 1920023), (182, 1371445), (206, 1211665), (455, 548578), (515, 484666), (721, 346190), (910, 274289), (1030, 242333), (1339, 186410), (1442, 173095), (2663, 93730), (2678, 93205), (3605, 69238), (5326, 46865), (6695, 37282), (7210, 34619), (9373, 26630), (13315, 18746), (13390, 18641)]