78509928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 234270720

約数和(自身を除く): 155760792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 61, 84, 94, 122, 141, 163, 168, 183, 188, 244, 282, 326, 329, 366, 376, 427, 488, 489, 564, 652, 658, 732, 854, 978, 987, 1128, 1141, 1281, 1304, 1316, 1464, 1708, 1956, 1974, 2282, 2562, 2632, 2867, 3416, 3423, 3912, 3948, 4564, 5124, 5734, 6846, 7661, 7896, 8601, 9128, 9943, 10248, 11468, 13692, 15322, 17202, 19886, 20069, 22936, 22983, 27384, 29829, 30644, 34404, 39772, 40138, 45966, 53627, 59658, 60207, 61288, 68808, 69601, 79544, 80276, 91932, 107254, 119316, 120414, 139202, 160552, 160881, 183864, 208803, 214508, 238632, 240828, 278404, 321762, 417606, 429016, 467321, 481656, 556808, 643524, 835212, 934642, 1287048, 1401963, 1670424, 1869284, 2803926, 3271247, 3738568, 5607852, 6542494, 9813741, 11215704, 13084988, 19627482, 26169976, 39254964, 78509928]

約数ペア:

[(1, 78509928), (2, 39254964), (3, 26169976), (4, 19627482), (6, 13084988), (7, 11215704), (8, 9813741), (12, 6542494), (14, 5607852), (21, 3738568), (24, 3271247), (28, 2803926), (42, 1869284), (47, 1670424), (56, 1401963), (61, 1287048), (84, 934642), (94, 835212), (122, 643524), (141, 556808), (163, 481656), (168, 467321), (183, 429016), (188, 417606), (244, 321762), (282, 278404), (326, 240828), (329, 238632), (366, 214508), (376, 208803), (427, 183864), (488, 160881), (489, 160552), (564, 139202), (652, 120414), (658, 119316), (732, 107254), (854, 91932), (978, 80276), (987, 79544), (1128, 69601), (1141, 68808), (1281, 61288), (1304, 60207), (1316, 59658), (1464, 53627), (1708, 45966), (1956, 40138), (1974, 39772), (2282, 34404), (2562, 30644), (2632, 29829), (2867, 27384), (3416, 22983), (3423, 22936), (3912, 20069), (3948, 19886), (4564, 17202), (5124, 15322), (5734, 13692), (6846, 11468), (7661, 10248), (7896, 9943), (8601, 9128)]