254347744

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3929}}^1$

素因数の和:3980

約数の個数: 72

約数和(自身を含む): 608081040

約数和(自身を除く): 353733296

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 476, 544, 578, 952, 1156, 1904, 2023, 2312, 3808, 3929, 4046, 4624, 7858, 8092, 9248, 15716, 16184, 27503, 31432, 32368, 55006, 62864, 64736, 66793, 110012, 125728, 133586, 220024, 267172, 440048, 467551, 534344, 880096, 935102, 1068688, 1135481, 1870204, 2137376, 2270962, 3740408, 4541924, 7480816, 7948367, 9083848, 14961632, 15896734, 18167696, 31793468, 36335392, 63586936, 127173872, 254347744]

約数ペア:

[(1, 254347744), (2, 127173872), (4, 63586936), (7, 36335392), (8, 31793468), (14, 18167696), (16, 15896734), (17, 14961632), (28, 9083848), (32, 7948367), (34, 7480816), (56, 4541924), (68, 3740408), (112, 2270962), (119, 2137376), (136, 1870204), (224, 1135481), (238, 1068688), (272, 935102), (289, 880096), (476, 534344), (544, 467551), (578, 440048), (952, 267172), (1156, 220024), (1904, 133586), (2023, 125728), (2312, 110012), (3808, 66793), (3929, 64736), (4046, 62864), (4624, 55006), (7858, 32368), (8092, 31432), (9248, 27503), (15716, 16184)]