26506620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 93213120

約数和(自身を除く): 66706500

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, 109, 126, 140, 180, 193, 210, 218, 252, 315, 327, 386, 420, 436, 545, 579, 630, 654, 763, 772, 965, 981, 1090, 1158, 1260, 1308, 1351, 1526, 1635, 1737, 1930, 1962, 2180, 2289, 2316, 2702, 2895, 3052, 3270, 3474, 3815, 3860, 3924, 4053, 4578, 4905, 5404, 5790, 6540, 6755, 6867, 6948, 7630, 8106, 8685, 9156, 9810, 11445, 11580, 12159, 13510, 13734, 15260, 16212, 17370, 19620, 20265, 21037, 22890, 24318, 27020, 27468, 34335, 34740, 40530, 42074, 45780, 48636, 60795, 63111, 68670, 81060, 84148, 105185, 121590, 126222, 137340, 147259, 189333, 210370, 243180, 252444, 294518, 315555, 378666, 420740, 441777, 589036, 631110, 736295, 757332, 883554, 946665, 1262220, 1325331, 1472590, 1767108, 1893330, 2208885, 2650662, 2945180, 3786660, 4417770, 5301324, 6626655, 8835540, 13253310, 26506620]

約数ペア:

[(1, 26506620), (2, 13253310), (3, 8835540), (4, 6626655), (5, 5301324), (6, 4417770), (7, 3786660), (9, 2945180), (10, 2650662), (12, 2208885), (14, 1893330), (15, 1767108), (18, 1472590), (20, 1325331), (21, 1262220), (28, 946665), (30, 883554), (35, 757332), (36, 736295), (42, 631110), (45, 589036), (60, 441777), (63, 420740), (70, 378666), (84, 315555), (90, 294518), (105, 252444), (109, 243180), (126, 210370), (140, 189333), (180, 147259), (193, 137340), (210, 126222), (218, 121590), (252, 105185), (315, 84148), (327, 81060), (386, 68670), (420, 63111), (436, 60795), (545, 48636), (579, 45780), (630, 42074), (654, 40530), (763, 34740), (772, 34335), (965, 27468), (981, 27020), (1090, 24318), (1158, 22890), (1260, 21037), (1308, 20265), (1351, 19620), (1526, 17370), (1635, 16212), (1737, 15260), (1930, 13734), (1962, 13510), (2180, 12159), (2289, 11580), (2316, 11445), (2702, 9810), (2895, 9156), (3052, 8685), (3270, 8106), (3474, 7630), (3815, 6948), (3860, 6867), (3924, 6755), (4053, 6540), (4578, 5790), (4905, 5404)]