323840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:55

約数の個数: 72

約数和(自身を含む): 883008

約数和(自身を除く): 559168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 256, 320, 352, 368, 440, 460, 506, 640, 704, 736, 880, 920, 1012, 1265, 1280, 1408, 1472, 1760, 1840, 2024, 2530, 2816, 2944, 3520, 3680, 4048, 5060, 5888, 7040, 7360, 8096, 10120, 14080, 14720, 16192, 20240, 29440, 32384, 40480, 64768, 80960, 161920, 323840]

約数ペア:

[(1, 323840), (2, 161920), (4, 80960), (5, 64768), (8, 40480), (10, 32384), (11, 29440), (16, 20240), (20, 16192), (22, 14720), (23, 14080), (32, 10120), (40, 8096), (44, 7360), (46, 7040), (55, 5888), (64, 5060), (80, 4048), (88, 3680), (92, 3520), (110, 2944), (115, 2816), (128, 2530), (160, 2024), (176, 1840), (184, 1760), (220, 1472), (230, 1408), (253, 1280), (256, 1265), (320, 1012), (352, 920), (368, 880), (440, 736), (460, 704), (506, 640)]