145678416

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1487}}^1$

素因数の和:1668

約数の個数: 80

約数和(自身を含む): 408140544

約数和(自身を除く): 262462128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 208, 312, 314, 471, 624, 628, 942, 1256, 1487, 1884, 2041, 2512, 2974, 3768, 4082, 4461, 5948, 6123, 7536, 8164, 8922, 11896, 12246, 16328, 17844, 19331, 23792, 24492, 32656, 35688, 38662, 48984, 57993, 71376, 77324, 97968, 115986, 154648, 231972, 233459, 309296, 463944, 466918, 700377, 927888, 933836, 1400754, 1867672, 2801508, 3034967, 3735344, 5603016, 6069934, 9104901, 11206032, 12139868, 18209802, 24279736, 36419604, 48559472, 72839208, 145678416]

約数ペア:

[(1, 145678416), (2, 72839208), (3, 48559472), (4, 36419604), (6, 24279736), (8, 18209802), (12, 12139868), (13, 11206032), (16, 9104901), (24, 6069934), (26, 5603016), (39, 3735344), (48, 3034967), (52, 2801508), (78, 1867672), (104, 1400754), (156, 933836), (157, 927888), (208, 700377), (312, 466918), (314, 463944), (471, 309296), (624, 233459), (628, 231972), (942, 154648), (1256, 115986), (1487, 97968), (1884, 77324), (2041, 71376), (2512, 57993), (2974, 48984), (3768, 38662), (4082, 35688), (4461, 32656), (5948, 24492), (6123, 23792), (7536, 19331), (8164, 17844), (8922, 16328), (11896, 12246)]