40690728

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:408

約数の個数: 128

約数和(自身を含む): 124924800

約数和(自身を除く): 84234072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 43, 52, 54, 72, 78, 86, 104, 108, 117, 129, 156, 172, 216, 234, 258, 312, 337, 344, 351, 387, 468, 516, 559, 674, 702, 774, 936, 1011, 1032, 1118, 1161, 1348, 1404, 1548, 1677, 2022, 2236, 2322, 2696, 2808, 3033, 3096, 3354, 4044, 4381, 4472, 4644, 5031, 6066, 6708, 8088, 8762, 9099, 9288, 10062, 12132, 13143, 13416, 14491, 15093, 17524, 18198, 20124, 24264, 26286, 28982, 30186, 35048, 36396, 39429, 40248, 43473, 52572, 57964, 60372, 72792, 78858, 86946, 105144, 115928, 118287, 120744, 130419, 157716, 173892, 188383, 236574, 260838, 315432, 347784, 376766, 391257, 473148, 521676, 565149, 753532, 782514, 946296, 1043352, 1130298, 1507064, 1565028, 1695447, 2260596, 3130056, 3390894, 4521192, 5086341, 6781788, 10172682, 13563576, 20345364, 40690728]

約数ペア:

[(1, 40690728), (2, 20345364), (3, 13563576), (4, 10172682), (6, 6781788), (8, 5086341), (9, 4521192), (12, 3390894), (13, 3130056), (18, 2260596), (24, 1695447), (26, 1565028), (27, 1507064), (36, 1130298), (39, 1043352), (43, 946296), (52, 782514), (54, 753532), (72, 565149), (78, 521676), (86, 473148), (104, 391257), (108, 376766), (117, 347784), (129, 315432), (156, 260838), (172, 236574), (216, 188383), (234, 173892), (258, 157716), (312, 130419), (337, 120744), (344, 118287), (351, 115928), (387, 105144), (468, 86946), (516, 78858), (559, 72792), (674, 60372), (702, 57964), (774, 52572), (936, 43473), (1011, 40248), (1032, 39429), (1118, 36396), (1161, 35048), (1348, 30186), (1404, 28982), (1548, 26286), (1677, 24264), (2022, 20124), (2236, 18198), (2322, 17524), (2696, 15093), (2808, 14491), (3033, 13416), (3096, 13143), (3354, 12132), (4044, 10062), (4381, 9288), (4472, 9099), (4644, 8762), (5031, 8088), (6066, 6708)]