307777280

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2897}}^1$

素因数の和:3001

約数の個数: 72

約数和(自身を含む): 746362512

約数和(自身を除く): 438585232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 640, 664, 830, 1280, 1328, 1660, 2656, 2897, 3320, 5312, 5794, 6640, 10624, 11588, 13280, 14485, 21248, 23176, 26560, 28970, 46352, 53120, 57940, 92704, 106240, 115880, 185408, 231760, 240451, 370816, 463520, 480902, 741632, 927040, 961804, 1202255, 1854080, 1923608, 2404510, 3708160, 3847216, 4809020, 7694432, 9618040, 15388864, 19236080, 30777728, 38472160, 61555456, 76944320, 153888640, 307777280]

約数ペア:

[(1, 307777280), (2, 153888640), (4, 76944320), (5, 61555456), (8, 38472160), (10, 30777728), (16, 19236080), (20, 15388864), (32, 9618040), (40, 7694432), (64, 4809020), (80, 3847216), (83, 3708160), (128, 2404510), (160, 1923608), (166, 1854080), (256, 1202255), (320, 961804), (332, 927040), (415, 741632), (640, 480902), (664, 463520), (830, 370816), (1280, 240451), (1328, 231760), (1660, 185408), (2656, 115880), (2897, 106240), (3320, 92704), (5312, 57940), (5794, 53120), (6640, 46352), (10624, 28970), (11588, 26560), (13280, 23176), (14485, 21248)]