138817952

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 357860160

約数和(自身を除く): 219042208

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 169, 182, 193, 208, 224, 247, 266, 304, 338, 364, 386, 416, 494, 532, 608, 676, 728, 772, 988, 1064, 1183, 1351, 1352, 1456, 1544, 1729, 1976, 2128, 2366, 2509, 2702, 2704, 2912, 3088, 3211, 3458, 3667, 3952, 4256, 4732, 5018, 5404, 5408, 6176, 6422, 6916, 7334, 7904, 9464, 10036, 10808, 12844, 13832, 14668, 17563, 18928, 20072, 21616, 22477, 25669, 25688, 27664, 29336, 32617, 35126, 37856, 40144, 43232, 44954, 47671, 51338, 51376, 55328, 58672, 65234, 70252, 80288, 89908, 95342, 102676, 102752, 117344, 130468, 140504, 179816, 190684, 205352, 228319, 260936, 281008, 333697, 359632, 381368, 410704, 456638, 521872, 562016, 619723, 667394, 719264, 762736, 821408, 913276, 1043744, 1239446, 1334788, 1525472, 1826552, 2478892, 2669576, 3653104, 4338061, 4957784, 5339152, 7306208, 8676122, 9915568, 10678304, 17352244, 19831136, 34704488, 69408976, 138817952]

約数ペア:

[(1, 138817952), (2, 69408976), (4, 34704488), (7, 19831136), (8, 17352244), (13, 10678304), (14, 9915568), (16, 8676122), (19, 7306208), (26, 5339152), (28, 4957784), (32, 4338061), (38, 3653104), (52, 2669576), (56, 2478892), (76, 1826552), (91, 1525472), (104, 1334788), (112, 1239446), (133, 1043744), (152, 913276), (169, 821408), (182, 762736), (193, 719264), (208, 667394), (224, 619723), (247, 562016), (266, 521872), (304, 456638), (338, 410704), (364, 381368), (386, 359632), (416, 333697), (494, 281008), (532, 260936), (608, 228319), (676, 205352), (728, 190684), (772, 179816), (988, 140504), (1064, 130468), (1183, 117344), (1351, 102752), (1352, 102676), (1456, 95342), (1544, 89908), (1729, 80288), (1976, 70252), (2128, 65234), (2366, 58672), (2509, 55328), (2702, 51376), (2704, 51338), (2912, 47671), (3088, 44954), (3211, 43232), (3458, 40144), (3667, 37856), (3952, 35126), (4256, 32617), (4732, 29336), (5018, 27664), (5404, 25688), (5408, 25669), (6176, 22477), (6422, 21616), (6916, 20072), (7334, 18928), (7904, 17563), (9464, 14668), (10036, 13832), (10808, 12844)]