289566784

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:268

約数の個数: 112

約数和(自身を含む): 650890240

約数和(自身を除く): 361323456

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 103, 104, 109, 124, 206, 208, 218, 248, 403, 412, 416, 436, 496, 806, 824, 832, 872, 992, 1339, 1417, 1612, 1648, 1744, 1984, 2678, 2834, 3193, 3224, 3296, 3379, 3488, 5356, 5668, 6386, 6448, 6592, 6758, 6976, 10712, 11227, 11336, 12772, 12896, 13516, 21424, 22454, 22672, 25544, 25792, 27032, 41509, 42848, 43927, 44908, 45344, 51088, 54064, 83018, 85696, 87854, 89816, 90688, 102176, 108128, 145951, 166036, 175708, 179632, 204352, 216256, 291902, 332072, 348037, 351416, 359264, 583804, 664144, 696074, 702832, 718528, 1167608, 1328288, 1392148, 1405664, 2335216, 2656576, 2784296, 2811328, 4524481, 4670432, 5568592, 9048962, 9340864, 11137184, 18097924, 22274368, 36195848, 72391696, 144783392, 289566784]

約数ペア:

[(1, 289566784), (2, 144783392), (4, 72391696), (8, 36195848), (13, 22274368), (16, 18097924), (26, 11137184), (31, 9340864), (32, 9048962), (52, 5568592), (62, 4670432), (64, 4524481), (103, 2811328), (104, 2784296), (109, 2656576), (124, 2335216), (206, 1405664), (208, 1392148), (218, 1328288), (248, 1167608), (403, 718528), (412, 702832), (416, 696074), (436, 664144), (496, 583804), (806, 359264), (824, 351416), (832, 348037), (872, 332072), (992, 291902), (1339, 216256), (1417, 204352), (1612, 179632), (1648, 175708), (1744, 166036), (1984, 145951), (2678, 108128), (2834, 102176), (3193, 90688), (3224, 89816), (3296, 87854), (3379, 85696), (3488, 83018), (5356, 54064), (5668, 51088), (6386, 45344), (6448, 44908), (6592, 43927), (6758, 42848), (6976, 41509), (10712, 27032), (11227, 25792), (11336, 25544), (12772, 22672), (12896, 22454), (13516, 21424)]