254865632

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 633765888

約数和(自身を除く): 378900256

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 68, 112, 119, 124, 127, 136, 217, 224, 238, 248, 254, 272, 289, 434, 476, 496, 508, 527, 544, 578, 868, 889, 952, 992, 1016, 1054, 1156, 1736, 1778, 1904, 2023, 2032, 2108, 2159, 2312, 3472, 3556, 3689, 3808, 3937, 4046, 4064, 4216, 4318, 4624, 6944, 7112, 7378, 7874, 8092, 8432, 8636, 8959, 9248, 14224, 14756, 15113, 15748, 16184, 16864, 17272, 17918, 27559, 28448, 29512, 30226, 31496, 32368, 34544, 35836, 36703, 55118, 59024, 60452, 62713, 62992, 64736, 66929, 69088, 71672, 73406, 110236, 118048, 120904, 125426, 125984, 133858, 143344, 146812, 220472, 241808, 250852, 256921, 267716, 286688, 293624, 440944, 468503, 483616, 501704, 513842, 535432, 587248, 881888, 937006, 1003408, 1027684, 1070864, 1137793, 1174496, 1874012, 2006816, 2055368, 2141728, 2275586, 3748024, 4110736, 4551172, 7496048, 7964551, 8221472, 9102344, 14992096, 15929102, 18204688, 31858204, 36409376, 63716408, 127432816, 254865632]

約数ペア:

[(1, 254865632), (2, 127432816), (4, 63716408), (7, 36409376), (8, 31858204), (14, 18204688), (16, 15929102), (17, 14992096), (28, 9102344), (31, 8221472), (32, 7964551), (34, 7496048), (56, 4551172), (62, 4110736), (68, 3748024), (112, 2275586), (119, 2141728), (124, 2055368), (127, 2006816), (136, 1874012), (217, 1174496), (224, 1137793), (238, 1070864), (248, 1027684), (254, 1003408), (272, 937006), (289, 881888), (434, 587248), (476, 535432), (496, 513842), (508, 501704), (527, 483616), (544, 468503), (578, 440944), (868, 293624), (889, 286688), (952, 267716), (992, 256921), (1016, 250852), (1054, 241808), (1156, 220472), (1736, 146812), (1778, 143344), (1904, 133858), (2023, 125984), (2032, 125426), (2108, 120904), (2159, 118048), (2312, 110236), (3472, 73406), (3556, 71672), (3689, 69088), (3808, 66929), (3937, 64736), (4046, 62992), (4064, 62713), (4216, 60452), (4318, 59024), (4624, 55118), (6944, 36703), (7112, 35836), (7378, 34544), (7874, 32368), (8092, 31496), (8432, 30226), (8636, 29512), (8959, 28448), (9248, 27559), (14224, 17918), (14756, 17272), (15113, 16864), (15748, 16184)]