128579232

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:638

約数の個数: 96

約数和(自身を含む): 358344000

約数和(自身を除く): 229764768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 157, 228, 304, 314, 449, 456, 471, 608, 628, 898, 912, 942, 1256, 1347, 1796, 1824, 1884, 2512, 2694, 2983, 3592, 3768, 5024, 5388, 5966, 7184, 7536, 8531, 8949, 10776, 11932, 14368, 15072, 17062, 17898, 21552, 23864, 25593, 34124, 35796, 43104, 47728, 51186, 68248, 70493, 71592, 95456, 102372, 136496, 140986, 143184, 204744, 211479, 272992, 281972, 286368, 409488, 422958, 563944, 818976, 845916, 1127888, 1339367, 1691832, 2255776, 2678734, 3383664, 4018101, 5357468, 6767328, 8036202, 10714936, 16072404, 21429872, 32144808, 42859744, 64289616, 128579232]

約数ペア:

[(1, 128579232), (2, 64289616), (3, 42859744), (4, 32144808), (6, 21429872), (8, 16072404), (12, 10714936), (16, 8036202), (19, 6767328), (24, 5357468), (32, 4018101), (38, 3383664), (48, 2678734), (57, 2255776), (76, 1691832), (96, 1339367), (114, 1127888), (152, 845916), (157, 818976), (228, 563944), (304, 422958), (314, 409488), (449, 286368), (456, 281972), (471, 272992), (608, 211479), (628, 204744), (898, 143184), (912, 140986), (942, 136496), (1256, 102372), (1347, 95456), (1796, 71592), (1824, 70493), (1884, 68248), (2512, 51186), (2694, 47728), (2983, 43104), (3592, 35796), (3768, 34124), (5024, 25593), (5388, 23864), (5966, 21552), (7184, 17898), (7536, 17062), (8531, 15072), (8949, 14368), (10776, 11932)]