311432080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{599}}^1$

素因数の和:776

約数の個数: 80

約数和(自身を含む): 743702400

約数和(自身を除く): 432270320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 97, 134, 194, 268, 335, 388, 485, 536, 599, 670, 776, 970, 1072, 1198, 1340, 1552, 1940, 2396, 2680, 2995, 3880, 4792, 5360, 5990, 6499, 7760, 9584, 11980, 12998, 23960, 25996, 32495, 40133, 47920, 51992, 58103, 64990, 80266, 103984, 116206, 129980, 160532, 200665, 232412, 259960, 290515, 321064, 401330, 464824, 519920, 581030, 642128, 802660, 929648, 1162060, 1605320, 2324120, 3210640, 3892901, 4648240, 7785802, 15571604, 19464505, 31143208, 38929010, 62286416, 77858020, 155716040, 311432080]

約数ペア:

[(1, 311432080), (2, 155716040), (4, 77858020), (5, 62286416), (8, 38929010), (10, 31143208), (16, 19464505), (20, 15571604), (40, 7785802), (67, 4648240), (80, 3892901), (97, 3210640), (134, 2324120), (194, 1605320), (268, 1162060), (335, 929648), (388, 802660), (485, 642128), (536, 581030), (599, 519920), (670, 464824), (776, 401330), (970, 321064), (1072, 290515), (1198, 259960), (1340, 232412), (1552, 200665), (1940, 160532), (2396, 129980), (2680, 116206), (2995, 103984), (3880, 80266), (4792, 64990), (5360, 58103), (5990, 51992), (6499, 47920), (7760, 40133), (9584, 32495), (11980, 25996), (12998, 23960)]