68139540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1382

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 174022380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1319, 1435, 1476, 1722, 1845, 2460, 2583, 2638, 2870, 3444, 3690, 3957, 4305, 5166, 5276, 5740, 6595, 7380, 7914, 8610, 9233, 10332, 11871, 12915, 13190, 15828, 17220, 18466, 19785, 23742, 25830, 26380, 27699, 36932, 39570, 46165, 47484, 51660, 54079, 55398, 59355, 79140, 83097, 92330, 108158, 110796, 118710, 138495, 162237, 166194, 184660, 216316, 237420, 270395, 276990, 324474, 332388, 378553, 415485, 486711, 540790, 553980, 648948, 757106, 811185, 830970, 973422, 1081580, 1135659, 1514212, 1622370, 1661940, 1892765, 1946844, 2271318, 2433555, 3244740, 3406977, 3785530, 4542636, 4867110, 5678295, 6813954, 7571060, 9734220, 11356590, 13627908, 17034885, 22713180, 34069770, 68139540]

約数ペア:

[(1, 68139540), (2, 34069770), (3, 22713180), (4, 17034885), (5, 13627908), (6, 11356590), (7, 9734220), (9, 7571060), (10, 6813954), (12, 5678295), (14, 4867110), (15, 4542636), (18, 3785530), (20, 3406977), (21, 3244740), (28, 2433555), (30, 2271318), (35, 1946844), (36, 1892765), (41, 1661940), (42, 1622370), (45, 1514212), (60, 1135659), (63, 1081580), (70, 973422), (82, 830970), (84, 811185), (90, 757106), (105, 648948), (123, 553980), (126, 540790), (140, 486711), (164, 415485), (180, 378553), (205, 332388), (210, 324474), (246, 276990), (252, 270395), (287, 237420), (315, 216316), (369, 184660), (410, 166194), (420, 162237), (492, 138495), (574, 118710), (615, 110796), (630, 108158), (738, 92330), (820, 83097), (861, 79140), (1148, 59355), (1230, 55398), (1260, 54079), (1319, 51660), (1435, 47484), (1476, 46165), (1722, 39570), (1845, 36932), (2460, 27699), (2583, 26380), (2638, 25830), (2870, 23742), (3444, 19785), (3690, 18466), (3957, 17220), (4305, 15828), (5166, 13190), (5276, 12915), (5740, 11871), (6595, 10332), (7380, 9233), (7914, 8610)]