51257640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:599

約数の個数: 128

約数和(自身を含む): 177408000

約数和(自身を除く): 126150360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 439, 556, 695, 834, 840, 878, 973, 1112, 1317, 1390, 1668, 1756, 1946, 2085, 2195, 2634, 2780, 2919, 3073, 3336, 3512, 3892, 4170, 4390, 4865, 5268, 5560, 5838, 6146, 6585, 7784, 8340, 8780, 9219, 9730, 10536, 11676, 12292, 13170, 14595, 15365, 16680, 17560, 18438, 19460, 23352, 24584, 26340, 29190, 30730, 36876, 38920, 46095, 52680, 58380, 61021, 61460, 73752, 92190, 116760, 122042, 122920, 183063, 184380, 244084, 305105, 366126, 368760, 427147, 488168, 610210, 732252, 854294, 915315, 1220420, 1281441, 1464504, 1708588, 1830630, 2135735, 2440840, 2562882, 3417176, 3661260, 4271470, 5125764, 6407205, 7322520, 8542940, 10251528, 12814410, 17085880, 25628820, 51257640]

約数ペア:

[(1, 51257640), (2, 25628820), (3, 17085880), (4, 12814410), (5, 10251528), (6, 8542940), (7, 7322520), (8, 6407205), (10, 5125764), (12, 4271470), (14, 3661260), (15, 3417176), (20, 2562882), (21, 2440840), (24, 2135735), (28, 1830630), (30, 1708588), (35, 1464504), (40, 1281441), (42, 1220420), (56, 915315), (60, 854294), (70, 732252), (84, 610210), (105, 488168), (120, 427147), (139, 368760), (140, 366126), (168, 305105), (210, 244084), (278, 184380), (280, 183063), (417, 122920), (420, 122042), (439, 116760), (556, 92190), (695, 73752), (834, 61460), (840, 61021), (878, 58380), (973, 52680), (1112, 46095), (1317, 38920), (1390, 36876), (1668, 30730), (1756, 29190), (1946, 26340), (2085, 24584), (2195, 23352), (2634, 19460), (2780, 18438), (2919, 17560), (3073, 16680), (3336, 15365), (3512, 14595), (3892, 13170), (4170, 12292), (4390, 11676), (4865, 10536), (5268, 9730), (5560, 9219), (5838, 8780), (6146, 8340), (6585, 7784)]