320416440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{26437}}^1$

素因数の和:26552

約数の個数: 64

約数和(自身を含む): 970803360

約数和(自身を除く): 650386920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 12120, 26437, 52874, 79311, 105748, 132185, 158622, 211496, 264370, 317244, 396555, 528740, 634488, 793110, 1057480, 1586220, 2670137, 3172440, 5340274, 8010411, 10680548, 13350685, 16020822, 21361096, 26701370, 32041644, 40052055, 53402740, 64083288, 80104110, 106805480, 160208220, 320416440]

約数ペア:

[(1, 320416440), (2, 160208220), (3, 106805480), (4, 80104110), (5, 64083288), (6, 53402740), (8, 40052055), (10, 32041644), (12, 26701370), (15, 21361096), (20, 16020822), (24, 13350685), (30, 10680548), (40, 8010411), (60, 5340274), (101, 3172440), (120, 2670137), (202, 1586220), (303, 1057480), (404, 793110), (505, 634488), (606, 528740), (808, 396555), (1010, 317244), (1212, 264370), (1515, 211496), (2020, 158622), (2424, 132185), (3030, 105748), (4040, 79311), (6060, 52874), (12120, 26437)]