142939140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 431073216

約数和(自身を除く): 288134076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 37, 60, 62, 67, 74, 93, 111, 124, 134, 148, 155, 185, 186, 201, 222, 268, 310, 335, 370, 372, 402, 444, 465, 555, 620, 670, 740, 804, 930, 961, 1005, 1110, 1147, 1340, 1860, 1922, 2010, 2077, 2220, 2294, 2479, 2883, 3441, 3844, 4020, 4154, 4588, 4805, 4958, 5735, 5766, 6231, 6882, 7437, 8308, 9610, 9916, 10385, 11470, 11532, 12395, 12462, 13764, 14415, 14874, 17205, 19220, 20770, 22940, 24790, 24924, 28830, 29748, 31155, 34410, 35557, 37185, 41540, 49580, 57660, 62310, 64387, 68820, 71114, 74370, 76849, 106671, 124620, 128774, 142228, 148740, 153698, 177785, 193161, 213342, 230547, 257548, 307396, 321935, 355570, 384245, 386322, 426684, 461094, 533355, 643870, 711140, 768490, 772644, 922188, 965805, 1066710, 1152735, 1287740, 1536980, 1931610, 2133420, 2305470, 2382319, 3863220, 4610940, 4764638, 7146957, 9529276, 11911595, 14293914, 23823190, 28587828, 35734785, 47646380, 71469570, 142939140]

約数ペア:

[(1, 142939140), (2, 71469570), (3, 47646380), (4, 35734785), (5, 28587828), (6, 23823190), (10, 14293914), (12, 11911595), (15, 9529276), (20, 7146957), (30, 4764638), (31, 4610940), (37, 3863220), (60, 2382319), (62, 2305470), (67, 2133420), (74, 1931610), (93, 1536980), (111, 1287740), (124, 1152735), (134, 1066710), (148, 965805), (155, 922188), (185, 772644), (186, 768490), (201, 711140), (222, 643870), (268, 533355), (310, 461094), (335, 426684), (370, 386322), (372, 384245), (402, 355570), (444, 321935), (465, 307396), (555, 257548), (620, 230547), (670, 213342), (740, 193161), (804, 177785), (930, 153698), (961, 148740), (1005, 142228), (1110, 128774), (1147, 124620), (1340, 106671), (1860, 76849), (1922, 74370), (2010, 71114), (2077, 68820), (2220, 64387), (2294, 62310), (2479, 57660), (2883, 49580), (3441, 41540), (3844, 37185), (4020, 35557), (4154, 34410), (4588, 31155), (4805, 29748), (4958, 28830), (5735, 24924), (5766, 24790), (6231, 22940), (6882, 20770), (7437, 19220), (8308, 17205), (9610, 14874), (9916, 14415), (10385, 13764), (11470, 12462), (11532, 12395)]