78688116

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{439}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 215255040

約数和(自身を除く): 136566924

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 383, 439, 468, 766, 878, 1149, 1317, 1532, 1756, 2298, 2634, 3447, 3951, 4596, 4979, 5268, 5707, 6894, 7902, 9958, 11414, 13788, 14937, 15804, 17121, 19916, 22828, 29874, 34242, 44811, 51363, 59748, 68484, 89622, 102726, 168137, 179244, 205452, 336274, 504411, 672548, 1008822, 1513233, 2017644, 2185781, 3026466, 4371562, 6052932, 6557343, 8743124, 13114686, 19672029, 26229372, 39344058, 78688116]

約数ペア:

[(1, 78688116), (2, 39344058), (3, 26229372), (4, 19672029), (6, 13114686), (9, 8743124), (12, 6557343), (13, 6052932), (18, 4371562), (26, 3026466), (36, 2185781), (39, 2017644), (52, 1513233), (78, 1008822), (117, 672548), (156, 504411), (234, 336274), (383, 205452), (439, 179244), (468, 168137), (766, 102726), (878, 89622), (1149, 68484), (1317, 59748), (1532, 51363), (1756, 44811), (2298, 34242), (2634, 29874), (3447, 22828), (3951, 19916), (4596, 17121), (4979, 15804), (5268, 14937), (5707, 13788), (6894, 11414), (7902, 9958)]