289378432

素因数分解:

$2^7\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2963}}^1$

素因数の和:3093

約数の個数: 64

約数和(自身を含む): 665121600

約数和(自身を除く): 375743168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 128, 218, 224, 436, 448, 763, 872, 896, 1526, 1744, 2963, 3052, 3488, 5926, 6104, 6976, 11852, 12208, 13952, 20741, 23704, 24416, 41482, 47408, 48832, 82964, 94816, 97664, 165928, 189632, 322967, 331856, 379264, 645934, 663712, 1291868, 1327424, 2260769, 2583736, 2654848, 4521538, 5167472, 9043076, 10334944, 18086152, 20669888, 36172304, 41339776, 72344608, 144689216, 289378432]

約数ペア:

[(1, 289378432), (2, 144689216), (4, 72344608), (7, 41339776), (8, 36172304), (14, 20669888), (16, 18086152), (28, 10334944), (32, 9043076), (56, 5167472), (64, 4521538), (109, 2654848), (112, 2583736), (128, 2260769), (218, 1327424), (224, 1291868), (436, 663712), (448, 645934), (763, 379264), (872, 331856), (896, 322967), (1526, 189632), (1744, 165928), (2963, 97664), (3052, 94816), (3488, 82964), (5926, 48832), (6104, 47408), (6976, 41482), (11852, 24416), (12208, 23704), (13952, 20741)]