678230168

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 1655690400

約数和(自身を除く): 977460232

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 79, 88, 98, 121, 154, 158, 181, 196, 242, 308, 316, 362, 392, 484, 539, 553, 616, 632, 724, 847, 869, 968, 1078, 1106, 1267, 1448, 1694, 1738, 1991, 2156, 2212, 2534, 3388, 3476, 3871, 3982, 4312, 4424, 5068, 5929, 6083, 6776, 6952, 7742, 7964, 8869, 9559, 10136, 11858, 12166, 13937, 14299, 15484, 15928, 17738, 19118, 21901, 23716, 24332, 27874, 28598, 30968, 35476, 38236, 42581, 43802, 47432, 48664, 55748, 57196, 66913, 70952, 76472, 85162, 87604, 97559, 100093, 111496, 114392, 133826, 153307, 157289, 170324, 175208, 195118, 200186, 267652, 306614, 314578, 340648, 390236, 400372, 468391, 535304, 613228, 629156, 700651, 780472, 800744, 936782, 1073149, 1101023, 1226456, 1258312, 1401302, 1730179, 1873564, 2146298, 2202046, 2802604, 3460358, 3747128, 4292596, 4404092, 5605208, 6920716, 7707161, 8585192, 8808184, 12111253, 13841432, 15414322, 24222506, 30828644, 48445012, 61657288, 84778771, 96890024, 169557542, 339115084, 678230168]

約数ペア:

[(1, 678230168), (2, 339115084), (4, 169557542), (7, 96890024), (8, 84778771), (11, 61657288), (14, 48445012), (22, 30828644), (28, 24222506), (44, 15414322), (49, 13841432), (56, 12111253), (77, 8808184), (79, 8585192), (88, 7707161), (98, 6920716), (121, 5605208), (154, 4404092), (158, 4292596), (181, 3747128), (196, 3460358), (242, 2802604), (308, 2202046), (316, 2146298), (362, 1873564), (392, 1730179), (484, 1401302), (539, 1258312), (553, 1226456), (616, 1101023), (632, 1073149), (724, 936782), (847, 800744), (869, 780472), (968, 700651), (1078, 629156), (1106, 613228), (1267, 535304), (1448, 468391), (1694, 400372), (1738, 390236), (1991, 340648), (2156, 314578), (2212, 306614), (2534, 267652), (3388, 200186), (3476, 195118), (3871, 175208), (3982, 170324), (4312, 157289), (4424, 153307), (5068, 133826), (5929, 114392), (6083, 111496), (6776, 100093), (6952, 97559), (7742, 87604), (7964, 85162), (8869, 76472), (9559, 70952), (10136, 66913), (11858, 57196), (12166, 55748), (13937, 48664), (14299, 47432), (15484, 43802), (15928, 42581), (17738, 38236), (19118, 35476), (21901, 30968), (23716, 28598), (24332, 27874)]