81551184

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^2$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 249796512

約数和(自身を除く): 168245328

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 109, 132, 143, 156, 176, 208, 218, 264, 286, 312, 327, 429, 436, 528, 572, 624, 654, 858, 872, 1144, 1199, 1308, 1417, 1716, 1744, 2288, 2398, 2616, 2834, 3432, 3597, 4251, 4796, 5232, 5668, 6864, 7194, 8502, 9592, 11336, 11881, 14388, 15587, 17004, 19184, 22672, 23762, 28776, 31174, 34008, 35643, 46761, 47524, 57552, 62348, 68016, 71286, 93522, 95048, 124696, 130691, 142572, 154453, 187044, 190096, 249392, 261382, 285144, 308906, 374088, 392073, 463359, 522764, 570288, 617812, 748176, 784146, 926718, 1045528, 1235624, 1568292, 1698983, 1853436, 2091056, 2471248, 3136584, 3397966, 3706872, 5096949, 6273168, 6795932, 7413744, 10193898, 13591864, 20387796, 27183728, 40775592, 81551184]

約数ペア:

[(1, 81551184), (2, 40775592), (3, 27183728), (4, 20387796), (6, 13591864), (8, 10193898), (11, 7413744), (12, 6795932), (13, 6273168), (16, 5096949), (22, 3706872), (24, 3397966), (26, 3136584), (33, 2471248), (39, 2091056), (44, 1853436), (48, 1698983), (52, 1568292), (66, 1235624), (78, 1045528), (88, 926718), (104, 784146), (109, 748176), (132, 617812), (143, 570288), (156, 522764), (176, 463359), (208, 392073), (218, 374088), (264, 308906), (286, 285144), (312, 261382), (327, 249392), (429, 190096), (436, 187044), (528, 154453), (572, 142572), (624, 130691), (654, 124696), (858, 95048), (872, 93522), (1144, 71286), (1199, 68016), (1308, 62348), (1417, 57552), (1716, 47524), (1744, 46761), (2288, 35643), (2398, 34008), (2616, 31174), (2834, 28776), (3432, 23762), (3597, 22672), (4251, 19184), (4796, 17004), (5232, 15587), (5668, 14388), (6864, 11881), (7194, 11336), (8502, 9592)]