1057140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{839}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 3669120

約数和(自身を除く): 2611980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 839, 1260, 1678, 2517, 3356, 4195, 5034, 5873, 7551, 8390, 10068, 11746, 12585, 15102, 16780, 17619, 23492, 25170, 29365, 30204, 35238, 37755, 50340, 52857, 58730, 70476, 75510, 88095, 105714, 117460, 151020, 176190, 211428, 264285, 352380, 528570, 1057140]

約数ペア:

[(1, 1057140), (2, 528570), (3, 352380), (4, 264285), (5, 211428), (6, 176190), (7, 151020), (9, 117460), (10, 105714), (12, 88095), (14, 75510), (15, 70476), (18, 58730), (20, 52857), (21, 50340), (28, 37755), (30, 35238), (35, 30204), (36, 29365), (42, 25170), (45, 23492), (60, 17619), (63, 16780), (70, 15102), (84, 12585), (90, 11746), (105, 10068), (126, 8390), (140, 7551), (180, 5873), (210, 5034), (252, 4195), (315, 3356), (420, 2517), (630, 1678), (839, 1260)]