678889288

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 1693612800

約数和(自身を除く): 1014723512

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 241, 269, 308, 374, 476, 482, 538, 616, 748, 952, 964, 1076, 1309, 1496, 1687, 1883, 1928, 2152, 2618, 2651, 2959, 3374, 3766, 4097, 4573, 5236, 5302, 5918, 6748, 7532, 8194, 9146, 10472, 10604, 11836, 13496, 15064, 16388, 18292, 18557, 20713, 21208, 23672, 28679, 32011, 32776, 36584, 37114, 41426, 45067, 50303, 57358, 64022, 64829, 74228, 82852, 90134, 100606, 114716, 128044, 129658, 148456, 165704, 180268, 201212, 229432, 256088, 259316, 315469, 352121, 360536, 402424, 453803, 518632, 630938, 704242, 713119, 907606, 1102093, 1261876, 1408484, 1426238, 1815212, 2204186, 2523752, 2816968, 2852476, 3630424, 4408372, 4991833, 5704952, 7714651, 8816744, 9983666, 12123023, 15429302, 19967332, 24246046, 30858604, 39934664, 48492092, 61717208, 84861161, 96984184, 169722322, 339444644, 678889288]

約数ペア:

[(1, 678889288), (2, 339444644), (4, 169722322), (7, 96984184), (8, 84861161), (11, 61717208), (14, 48492092), (17, 39934664), (22, 30858604), (28, 24246046), (34, 19967332), (44, 15429302), (56, 12123023), (68, 9983666), (77, 8816744), (88, 7714651), (119, 5704952), (136, 4991833), (154, 4408372), (187, 3630424), (238, 2852476), (241, 2816968), (269, 2523752), (308, 2204186), (374, 1815212), (476, 1426238), (482, 1408484), (538, 1261876), (616, 1102093), (748, 907606), (952, 713119), (964, 704242), (1076, 630938), (1309, 518632), (1496, 453803), (1687, 402424), (1883, 360536), (1928, 352121), (2152, 315469), (2618, 259316), (2651, 256088), (2959, 229432), (3374, 201212), (3766, 180268), (4097, 165704), (4573, 148456), (5236, 129658), (5302, 128044), (5918, 114716), (6748, 100606), (7532, 90134), (8194, 82852), (9146, 74228), (10472, 64829), (10604, 64022), (11836, 57358), (13496, 50303), (15064, 45067), (16388, 41426), (18292, 37114), (18557, 36584), (20713, 32776), (21208, 32011), (23672, 28679)]