307974992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{347}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 685081152

約数和(自身を除く): 377106160

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 251, 272, 347, 442, 502, 694, 884, 1004, 1388, 1768, 2008, 2776, 3263, 3536, 4016, 4267, 4511, 5552, 5899, 6526, 8534, 9022, 11798, 13052, 17068, 18044, 23596, 26104, 34136, 36088, 47192, 52208, 55471, 68272, 72176, 76687, 87097, 94384, 110942, 153374, 174194, 221884, 306748, 348388, 443768, 613496, 696776, 887536, 1132261, 1226992, 1393552, 1480649, 2264522, 2961298, 4529044, 5922596, 9058088, 11845192, 18116176, 19248437, 23690384, 38496874, 76993748, 153987496, 307974992]

約数ペア:

[(1, 307974992), (2, 153987496), (4, 76993748), (8, 38496874), (13, 23690384), (16, 19248437), (17, 18116176), (26, 11845192), (34, 9058088), (52, 5922596), (68, 4529044), (104, 2961298), (136, 2264522), (208, 1480649), (221, 1393552), (251, 1226992), (272, 1132261), (347, 887536), (442, 696776), (502, 613496), (694, 443768), (884, 348388), (1004, 306748), (1388, 221884), (1768, 174194), (2008, 153374), (2776, 110942), (3263, 94384), (3536, 87097), (4016, 76687), (4267, 72176), (4511, 68272), (5552, 55471), (5899, 52208), (6526, 47192), (8534, 36088), (9022, 34136), (11798, 26104), (13052, 23596), (17068, 18044)]