161223168

素因数分解:

$2^9\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2441}}^1$

素因数の和:2505

約数の個数: 80

約数和(自身を含む): 439677216

約数和(自身を除く): 278454048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 344, 384, 512, 516, 688, 768, 1032, 1376, 1536, 2064, 2441, 2752, 4128, 4882, 5504, 7323, 8256, 9764, 11008, 14646, 16512, 19528, 22016, 29292, 33024, 39056, 58584, 66048, 78112, 104963, 117168, 156224, 209926, 234336, 312448, 314889, 419852, 468672, 624896, 629778, 839704, 937344, 1249792, 1259556, 1679408, 1874688, 2519112, 3358816, 3749376, 5038224, 6717632, 10076448, 13435264, 20152896, 26870528, 40305792, 53741056, 80611584, 161223168]

約数ペア:

[(1, 161223168), (2, 80611584), (3, 53741056), (4, 40305792), (6, 26870528), (8, 20152896), (12, 13435264), (16, 10076448), (24, 6717632), (32, 5038224), (43, 3749376), (48, 3358816), (64, 2519112), (86, 1874688), (96, 1679408), (128, 1259556), (129, 1249792), (172, 937344), (192, 839704), (256, 629778), (258, 624896), (344, 468672), (384, 419852), (512, 314889), (516, 312448), (688, 234336), (768, 209926), (1032, 156224), (1376, 117168), (1536, 104963), (2064, 78112), (2441, 66048), (2752, 58584), (4128, 39056), (4882, 33024), (5504, 29292), (7323, 22016), (8256, 19528), (9764, 16512), (11008, 14646)]