278048056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^2$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 673840440

約数和(自身を除く): 395792384

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 29, 34, 44, 52, 58, 68, 88, 104, 116, 136, 143, 187, 221, 232, 286, 289, 319, 374, 377, 442, 493, 572, 578, 638, 748, 754, 841, 884, 986, 1144, 1156, 1276, 1496, 1508, 1682, 1768, 1972, 2312, 2431, 2552, 3016, 3179, 3364, 3757, 3944, 4147, 4862, 5423, 6358, 6409, 6728, 7514, 8294, 8381, 9251, 9724, 10846, 10933, 12716, 12818, 14297, 15028, 16588, 16762, 18502, 19448, 21692, 21866, 25432, 25636, 28594, 30056, 33176, 33524, 37004, 41327, 43384, 43732, 51272, 57188, 67048, 70499, 74008, 82654, 87464, 92191, 108953, 114376, 120263, 140998, 157267, 165308, 184382, 185861, 217906, 240526, 243049, 281996, 314534, 330616, 368764, 371722, 435812, 481052, 486098, 563992, 629068, 737528, 743444, 871624, 962104, 972196, 1198483, 1258136, 1486888, 1944392, 2044471, 2396966, 2673539, 3159637, 4088942, 4793932, 5347078, 6319274, 8177884, 9587864, 10694156, 12638548, 16355768, 21388312, 25277096, 34756007, 69512014, 139024028, 278048056]

約数ペア:

[(1, 278048056), (2, 139024028), (4, 69512014), (8, 34756007), (11, 25277096), (13, 21388312), (17, 16355768), (22, 12638548), (26, 10694156), (29, 9587864), (34, 8177884), (44, 6319274), (52, 5347078), (58, 4793932), (68, 4088942), (88, 3159637), (104, 2673539), (116, 2396966), (136, 2044471), (143, 1944392), (187, 1486888), (221, 1258136), (232, 1198483), (286, 972196), (289, 962104), (319, 871624), (374, 743444), (377, 737528), (442, 629068), (493, 563992), (572, 486098), (578, 481052), (638, 435812), (748, 371722), (754, 368764), (841, 330616), (884, 314534), (986, 281996), (1144, 243049), (1156, 240526), (1276, 217906), (1496, 185861), (1508, 184382), (1682, 165308), (1768, 157267), (1972, 140998), (2312, 120263), (2431, 114376), (2552, 108953), (3016, 92191), (3179, 87464), (3364, 82654), (3757, 74008), (3944, 70499), (4147, 67048), (4862, 57188), (5423, 51272), (6358, 43732), (6409, 43384), (6728, 41327), (7514, 37004), (8294, 33524), (8381, 33176), (9251, 30056), (9724, 28594), (10846, 25636), (10933, 25432), (12716, 21866), (12818, 21692), (14297, 19448), (15028, 18502), (16588, 16762)]