646272864

素因数分解:

$2^5\times 3^3\times {\mathrm{499}}^1\times {\mathrm{1499}}^1$

素因数の和:2017

約数の個数: 96

約数和(自身を含む): 1890000000

約数和(自身を除く): 1243727136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 499, 864, 998, 1497, 1499, 1996, 2994, 2998, 3992, 4491, 4497, 5988, 5996, 7984, 8982, 8994, 11976, 11992, 13473, 13491, 15968, 17964, 17988, 23952, 23984, 26946, 26982, 35928, 35976, 40473, 47904, 47968, 53892, 53964, 71856, 71952, 80946, 107784, 107928, 143712, 143904, 161892, 215568, 215856, 323784, 431136, 431712, 647568, 748001, 1295136, 1496002, 2244003, 2992004, 4488006, 5984008, 6732009, 8976012, 11968016, 13464018, 17952024, 20196027, 23936032, 26928036, 35904048, 40392054, 53856072, 71808096, 80784108, 107712144, 161568216, 215424288, 323136432, 646272864]

約数ペア:

[(1, 646272864), (2, 323136432), (3, 215424288), (4, 161568216), (6, 107712144), (8, 80784108), (9, 71808096), (12, 53856072), (16, 40392054), (18, 35904048), (24, 26928036), (27, 23936032), (32, 20196027), (36, 17952024), (48, 13464018), (54, 11968016), (72, 8976012), (96, 6732009), (108, 5984008), (144, 4488006), (216, 2992004), (288, 2244003), (432, 1496002), (499, 1295136), (864, 748001), (998, 647568), (1497, 431712), (1499, 431136), (1996, 323784), (2994, 215856), (2998, 215568), (3992, 161892), (4491, 143904), (4497, 143712), (5988, 107928), (5996, 107784), (7984, 80946), (8982, 71952), (8994, 71856), (11976, 53964), (11992, 53892), (13473, 47968), (13491, 47904), (15968, 40473), (17964, 35976), (17988, 35928), (23952, 26982), (23984, 26946)]