397130888

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 967680000

約数和(自身を除く): 570549112

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 59, 77, 88, 98, 118, 154, 196, 223, 236, 308, 343, 392, 413, 446, 472, 539, 616, 649, 686, 826, 892, 1078, 1298, 1372, 1561, 1652, 1784, 2156, 2453, 2596, 2744, 2891, 3122, 3304, 3773, 4312, 4543, 4906, 5192, 5782, 6244, 7546, 9086, 9812, 10927, 11564, 12488, 13157, 15092, 17171, 18172, 19624, 20237, 21854, 23128, 26314, 30184, 31801, 34342, 36344, 40474, 43708, 52628, 63602, 68684, 76489, 80948, 87416, 92099, 105256, 120197, 127204, 137368, 144727, 152978, 161896, 184198, 222607, 240394, 254408, 289454, 305956, 368396, 445214, 480788, 578908, 611912, 644693, 736792, 841379, 890428, 961576, 1013089, 1157816, 1289386, 1682758, 1780856, 2026178, 2578772, 3365516, 4052356, 4512851, 5157544, 6731032, 7091623, 8104712, 9025702, 14183246, 18051404, 28366492, 36102808, 49641361, 56732984, 99282722, 198565444, 397130888]

約数ペア:

[(1, 397130888), (2, 198565444), (4, 99282722), (7, 56732984), (8, 49641361), (11, 36102808), (14, 28366492), (22, 18051404), (28, 14183246), (44, 9025702), (49, 8104712), (56, 7091623), (59, 6731032), (77, 5157544), (88, 4512851), (98, 4052356), (118, 3365516), (154, 2578772), (196, 2026178), (223, 1780856), (236, 1682758), (308, 1289386), (343, 1157816), (392, 1013089), (413, 961576), (446, 890428), (472, 841379), (539, 736792), (616, 644693), (649, 611912), (686, 578908), (826, 480788), (892, 445214), (1078, 368396), (1298, 305956), (1372, 289454), (1561, 254408), (1652, 240394), (1784, 222607), (2156, 184198), (2453, 161896), (2596, 152978), (2744, 144727), (2891, 137368), (3122, 127204), (3304, 120197), (3773, 105256), (4312, 92099), (4543, 87416), (4906, 80948), (5192, 76489), (5782, 68684), (6244, 63602), (7546, 52628), (9086, 43708), (9812, 40474), (10927, 36344), (11564, 34342), (12488, 31801), (13157, 30184), (15092, 26314), (17171, 23128), (18172, 21854), (19624, 20237)]