1663448320

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{56503}}^1$

素因数の和:56547

約数の個数: 72

約数和(自身を含む): 4157790336

約数和(自身を除く): 2494342016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 29440, 56503, 113006, 226012, 282515, 452024, 565030, 904048, 1130060, 1299569, 1808096, 2260120, 2599138, 3616192, 4520240, 5198276, 6497845, 7232384, 9040480, 10396552, 12995690, 14464768, 18080960, 20793104, 25991380, 36161920, 41586208, 51982760, 72323840, 83172416, 103965520, 166344832, 207931040, 332689664, 415862080, 831724160, 1663448320]

約数ペア:

[(1, 1663448320), (2, 831724160), (4, 415862080), (5, 332689664), (8, 207931040), (10, 166344832), (16, 103965520), (20, 83172416), (23, 72323840), (32, 51982760), (40, 41586208), (46, 36161920), (64, 25991380), (80, 20793104), (92, 18080960), (115, 14464768), (128, 12995690), (160, 10396552), (184, 9040480), (230, 7232384), (256, 6497845), (320, 5198276), (368, 4520240), (460, 3616192), (640, 2599138), (736, 2260120), (920, 1808096), (1280, 1299569), (1472, 1130060), (1840, 904048), (2944, 565030), (3680, 452024), (5888, 282515), (7360, 226012), (14720, 113006), (29440, 56503)]