78530144

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 204256080

約数和(自身を除く): 125725936

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 32, 44, 49, 56, 58, 77, 88, 98, 112, 116, 154, 157, 176, 196, 203, 224, 232, 308, 314, 319, 352, 392, 406, 464, 539, 616, 628, 638, 784, 812, 928, 1078, 1099, 1232, 1256, 1276, 1421, 1568, 1624, 1727, 2156, 2198, 2233, 2464, 2512, 2552, 2842, 3248, 3454, 4312, 4396, 4466, 4553, 5024, 5104, 5684, 6496, 6908, 7693, 8624, 8792, 8932, 9106, 10208, 11368, 12089, 13816, 15386, 15631, 17248, 17584, 17864, 18212, 22736, 24178, 27632, 30772, 31262, 31871, 35168, 35728, 36424, 45472, 48356, 50083, 55264, 61544, 62524, 63742, 71456, 72848, 84623, 96712, 100166, 123088, 125048, 127484, 145696, 169246, 193424, 200332, 223097, 246176, 250096, 254968, 338492, 350581, 386848, 400664, 446194, 500192, 509936, 676984, 701162, 801328, 892388, 1019872, 1353968, 1402324, 1602656, 1784776, 2454067, 2707936, 2804648, 3569552, 4908134, 5609296, 7139104, 9816268, 11218592, 19632536, 39265072, 78530144]

約数ペア:

[(1, 78530144), (2, 39265072), (4, 19632536), (7, 11218592), (8, 9816268), (11, 7139104), (14, 5609296), (16, 4908134), (22, 3569552), (28, 2804648), (29, 2707936), (32, 2454067), (44, 1784776), (49, 1602656), (56, 1402324), (58, 1353968), (77, 1019872), (88, 892388), (98, 801328), (112, 701162), (116, 676984), (154, 509936), (157, 500192), (176, 446194), (196, 400664), (203, 386848), (224, 350581), (232, 338492), (308, 254968), (314, 250096), (319, 246176), (352, 223097), (392, 200332), (406, 193424), (464, 169246), (539, 145696), (616, 127484), (628, 125048), (638, 123088), (784, 100166), (812, 96712), (928, 84623), (1078, 72848), (1099, 71456), (1232, 63742), (1256, 62524), (1276, 61544), (1421, 55264), (1568, 50083), (1624, 48356), (1727, 45472), (2156, 36424), (2198, 35728), (2233, 35168), (2464, 31871), (2512, 31262), (2552, 30772), (2842, 27632), (3248, 24178), (3454, 22736), (4312, 18212), (4396, 17864), (4466, 17584), (4553, 17248), (5024, 15631), (5104, 15386), (5684, 13816), (6496, 12089), (6908, 11368), (7693, 10208), (8624, 9106), (8792, 8932)]