126778792

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 311731200

約数和(自身を除く): 184952408

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 43, 56, 68, 76, 86, 119, 133, 136, 152, 163, 172, 238, 266, 301, 323, 326, 344, 476, 532, 602, 646, 652, 731, 817, 952, 1064, 1141, 1204, 1292, 1304, 1462, 1634, 2261, 2282, 2408, 2584, 2771, 2924, 3097, 3268, 4522, 4564, 5117, 5542, 5719, 5848, 6194, 6536, 7009, 9044, 9128, 10234, 11084, 11438, 12388, 13889, 14018, 18088, 19397, 20468, 21679, 22168, 22876, 24776, 27778, 28036, 38794, 40936, 43358, 45752, 49063, 52649, 55556, 56072, 77588, 86716, 97223, 98126, 105298, 111112, 119153, 133171, 155176, 173432, 194446, 196252, 210596, 238306, 266342, 368543, 388892, 392504, 421192, 476612, 532684, 737086, 777784, 834071, 932197, 953224, 1065368, 1474172, 1668142, 1864394, 2263907, 2948344, 3336284, 3728788, 4527814, 6672568, 7457576, 9055628, 15847349, 18111256, 31694698, 63389396, 126778792]

約数ペア:

[(1, 126778792), (2, 63389396), (4, 31694698), (7, 18111256), (8, 15847349), (14, 9055628), (17, 7457576), (19, 6672568), (28, 4527814), (34, 3728788), (38, 3336284), (43, 2948344), (56, 2263907), (68, 1864394), (76, 1668142), (86, 1474172), (119, 1065368), (133, 953224), (136, 932197), (152, 834071), (163, 777784), (172, 737086), (238, 532684), (266, 476612), (301, 421192), (323, 392504), (326, 388892), (344, 368543), (476, 266342), (532, 238306), (602, 210596), (646, 196252), (652, 194446), (731, 173432), (817, 155176), (952, 133171), (1064, 119153), (1141, 111112), (1204, 105298), (1292, 98126), (1304, 97223), (1462, 86716), (1634, 77588), (2261, 56072), (2282, 55556), (2408, 52649), (2584, 49063), (2771, 45752), (2924, 43358), (3097, 40936), (3268, 38794), (4522, 28036), (4564, 27778), (5117, 24776), (5542, 22876), (5719, 22168), (5848, 21679), (6194, 20468), (6536, 19397), (7009, 18088), (9044, 14018), (9128, 13889), (10234, 12388), (11084, 11438)]