290909248

素因数分解:

$2^6\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5113}}^1$

素因数の和:5259

約数の個数: 56

約数和(自身を含む): 665065472

約数和(自身を除く): 374156224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 224, 254, 448, 508, 889, 1016, 1778, 2032, 3556, 4064, 5113, 7112, 8128, 10226, 14224, 20452, 28448, 35791, 40904, 56896, 71582, 81808, 143164, 163616, 286328, 327232, 572656, 649351, 1145312, 1298702, 2290624, 2597404, 4545457, 5194808, 9090914, 10389616, 18181828, 20779232, 36363656, 41558464, 72727312, 145454624, 290909248]

約数ペア:

[(1, 290909248), (2, 145454624), (4, 72727312), (7, 41558464), (8, 36363656), (14, 20779232), (16, 18181828), (28, 10389616), (32, 9090914), (56, 5194808), (64, 4545457), (112, 2597404), (127, 2290624), (224, 1298702), (254, 1145312), (448, 649351), (508, 572656), (889, 327232), (1016, 286328), (1778, 163616), (2032, 143164), (3556, 81808), (4064, 71582), (5113, 56896), (7112, 40904), (8128, 35791), (10226, 28448), (14224, 20452)]