247791768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:705

約数の個数: 128

約数和(自身を含む): 751680000

約数和(自身を除く): 503888232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 149, 152, 168, 228, 266, 298, 399, 447, 456, 521, 532, 596, 798, 894, 1042, 1043, 1064, 1192, 1563, 1596, 1788, 2084, 2086, 2831, 3126, 3129, 3192, 3576, 3647, 4168, 4172, 5662, 6252, 6258, 7294, 8344, 8493, 9899, 10941, 11324, 12504, 12516, 14588, 16986, 19798, 19817, 21882, 22648, 25032, 29176, 29697, 33972, 39596, 39634, 43764, 59394, 59451, 67944, 69293, 77629, 79192, 79268, 87528, 118788, 118902, 138586, 155258, 158536, 207879, 232887, 237576, 237804, 277172, 310516, 415758, 465774, 475608, 543403, 554344, 621032, 831516, 931548, 1086806, 1474951, 1630209, 1663032, 1863096, 2173612, 2949902, 3260418, 4347224, 4424853, 5899804, 6520836, 8849706, 10324657, 11799608, 13041672, 17699412, 20649314, 30973971, 35398824, 41298628, 61947942, 82597256, 123895884, 247791768]

約数ペア:

[(1, 247791768), (2, 123895884), (3, 82597256), (4, 61947942), (6, 41298628), (7, 35398824), (8, 30973971), (12, 20649314), (14, 17699412), (19, 13041672), (21, 11799608), (24, 10324657), (28, 8849706), (38, 6520836), (42, 5899804), (56, 4424853), (57, 4347224), (76, 3260418), (84, 2949902), (114, 2173612), (133, 1863096), (149, 1663032), (152, 1630209), (168, 1474951), (228, 1086806), (266, 931548), (298, 831516), (399, 621032), (447, 554344), (456, 543403), (521, 475608), (532, 465774), (596, 415758), (798, 310516), (894, 277172), (1042, 237804), (1043, 237576), (1064, 232887), (1192, 207879), (1563, 158536), (1596, 155258), (1788, 138586), (2084, 118902), (2086, 118788), (2831, 87528), (3126, 79268), (3129, 79192), (3192, 77629), (3576, 69293), (3647, 67944), (4168, 59451), (4172, 59394), (5662, 43764), (6252, 39634), (6258, 39596), (7294, 33972), (8344, 29697), (8493, 29176), (9899, 25032), (10941, 22648), (11324, 21882), (12504, 19817), (12516, 19798), (14588, 16986)]