30431556

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 80633280

約数和(自身を除く): 50201724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 103, 116, 174, 206, 261, 283, 309, 348, 412, 522, 566, 618, 849, 927, 1044, 1132, 1236, 1698, 1854, 2547, 2987, 3396, 3708, 5094, 5974, 8207, 8961, 10188, 11948, 16414, 17922, 24621, 26883, 29149, 32828, 35844, 49242, 53766, 58298, 73863, 87447, 98484, 107532, 116596, 147726, 174894, 262341, 295452, 349788, 524682, 845321, 1049364, 1690642, 2535963, 3381284, 5071926, 7607889, 10143852, 15215778, 30431556]

約数ペア:

[(1, 30431556), (2, 15215778), (3, 10143852), (4, 7607889), (6, 5071926), (9, 3381284), (12, 2535963), (18, 1690642), (29, 1049364), (36, 845321), (58, 524682), (87, 349788), (103, 295452), (116, 262341), (174, 174894), (206, 147726), (261, 116596), (283, 107532), (309, 98484), (348, 87447), (412, 73863), (522, 58298), (566, 53766), (618, 49242), (849, 35844), (927, 32828), (1044, 29149), (1132, 26883), (1236, 24621), (1698, 17922), (1854, 16414), (2547, 11948), (2987, 10188), (3396, 8961), (3708, 8207), (5094, 5974)]