231513456

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 621928448

約数和(自身を除く): 390414992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 157, 186, 248, 314, 372, 471, 496, 628, 744, 942, 991, 1256, 1488, 1884, 1982, 2512, 2973, 3768, 3964, 4867, 5946, 7536, 7928, 9734, 11892, 14601, 15856, 19468, 23784, 29202, 30721, 38936, 47568, 58404, 61442, 77872, 92163, 116808, 122884, 155587, 184326, 233616, 245768, 311174, 368652, 466761, 491536, 622348, 737304, 933522, 1244696, 1474608, 1867044, 2489392, 3734088, 4823197, 7468176, 9646394, 14469591, 19292788, 28939182, 38585576, 57878364, 77171152, 115756728, 231513456]

約数ペア:

[(1, 231513456), (2, 115756728), (3, 77171152), (4, 57878364), (6, 38585576), (8, 28939182), (12, 19292788), (16, 14469591), (24, 9646394), (31, 7468176), (48, 4823197), (62, 3734088), (93, 2489392), (124, 1867044), (157, 1474608), (186, 1244696), (248, 933522), (314, 737304), (372, 622348), (471, 491536), (496, 466761), (628, 368652), (744, 311174), (942, 245768), (991, 233616), (1256, 184326), (1488, 155587), (1884, 122884), (1982, 116808), (2512, 92163), (2973, 77872), (3768, 61442), (3964, 58404), (4867, 47568), (5946, 38936), (7536, 30721), (7928, 29202), (9734, 23784), (11892, 19468), (14601, 15856)]