728801360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{7793}}^1$

素因数の和:7980

約数の個数: 80

約数和(自身を含む): 1948375296

約数和(自身を除く): 1219573936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2338, 2672, 3340, 4676, 5845, 6680, 7793, 9352, 11690, 13360, 15586, 18704, 23380, 31172, 38965, 46760, 54551, 62344, 77930, 93520, 109102, 124688, 155860, 218204, 272755, 311720, 436408, 545510, 623440, 872816, 1091020, 1301431, 2182040, 2602862, 4364080, 5205724, 6507155, 9110017, 10411448, 13014310, 18220034, 20822896, 26028620, 36440068, 45550085, 52057240, 72880136, 91100170, 104114480, 145760272, 182200340, 364400680, 728801360]

約数ペア:

[(1, 728801360), (2, 364400680), (4, 182200340), (5, 145760272), (7, 104114480), (8, 91100170), (10, 72880136), (14, 52057240), (16, 45550085), (20, 36440068), (28, 26028620), (35, 20822896), (40, 18220034), (56, 13014310), (70, 10411448), (80, 9110017), (112, 6507155), (140, 5205724), (167, 4364080), (280, 2602862), (334, 2182040), (560, 1301431), (668, 1091020), (835, 872816), (1169, 623440), (1336, 545510), (1670, 436408), (2338, 311720), (2672, 272755), (3340, 218204), (4676, 155860), (5845, 124688), (6680, 109102), (7793, 93520), (9352, 77930), (11690, 62344), (13360, 54551), (15586, 46760), (18704, 38965), (23380, 31172)]