220139164

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1039}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 478033920

約数和(自身を除く): 257894756

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 49, 92, 94, 98, 161, 188, 196, 322, 329, 644, 658, 1039, 1081, 1127, 1316, 2078, 2162, 2254, 2303, 4156, 4324, 4508, 4606, 7273, 7567, 9212, 14546, 15134, 23897, 29092, 30268, 47794, 48833, 50911, 52969, 95588, 97666, 101822, 105938, 167279, 195332, 203644, 211876, 334558, 341831, 669116, 683662, 1123159, 1170953, 1367324, 2246318, 2341906, 2392817, 4492636, 4683812, 4785634, 7862113, 9571268, 15724226, 31448452, 55034791, 110069582, 220139164]

約数ペア:

[(1, 220139164), (2, 110069582), (4, 55034791), (7, 31448452), (14, 15724226), (23, 9571268), (28, 7862113), (46, 4785634), (47, 4683812), (49, 4492636), (92, 2392817), (94, 2341906), (98, 2246318), (161, 1367324), (188, 1170953), (196, 1123159), (322, 683662), (329, 669116), (644, 341831), (658, 334558), (1039, 211876), (1081, 203644), (1127, 195332), (1316, 167279), (2078, 105938), (2162, 101822), (2254, 97666), (2303, 95588), (4156, 52969), (4324, 50911), (4508, 48833), (4606, 47794), (7273, 30268), (7567, 29092), (9212, 23897), (14546, 15134)]