715207820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:415

約数の個数: 96

約数和(自身を含む): 1606133760

約数和(自身を除く): 890925940

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 139, 155, 172, 193, 215, 278, 310, 386, 430, 556, 620, 695, 772, 860, 965, 1333, 1390, 1930, 2666, 2780, 3860, 4309, 5332, 5977, 5983, 6665, 8299, 8618, 11954, 11966, 13330, 16598, 17236, 21545, 23908, 23932, 26660, 26827, 29885, 29915, 33196, 41495, 43090, 53654, 59770, 59830, 82990, 86180, 107308, 119540, 119660, 134135, 165980, 185287, 257269, 268270, 370574, 514538, 536540, 741148, 831637, 926435, 1029076, 1153561, 1286345, 1663274, 1852870, 2307122, 2572690, 3326548, 3705740, 4158185, 4614244, 5145380, 5767805, 8316370, 11535610, 16632740, 23071220, 35760391, 71520782, 143041564, 178801955, 357603910, 715207820]

約数ペア:

[(1, 715207820), (2, 357603910), (4, 178801955), (5, 143041564), (10, 71520782), (20, 35760391), (31, 23071220), (43, 16632740), (62, 11535610), (86, 8316370), (124, 5767805), (139, 5145380), (155, 4614244), (172, 4158185), (193, 3705740), (215, 3326548), (278, 2572690), (310, 2307122), (386, 1852870), (430, 1663274), (556, 1286345), (620, 1153561), (695, 1029076), (772, 926435), (860, 831637), (965, 741148), (1333, 536540), (1390, 514538), (1930, 370574), (2666, 268270), (2780, 257269), (3860, 185287), (4309, 165980), (5332, 134135), (5977, 119660), (5983, 119540), (6665, 107308), (8299, 86180), (8618, 82990), (11954, 59830), (11966, 59770), (13330, 53654), (16598, 43090), (17236, 41495), (21545, 33196), (23908, 29915), (23932, 29885), (26660, 26827)]