79277940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{6991}}^1$

素因数の和:7019

約数の個数: 120

約数和(自身を含む): 284266752

約数和(自身を除く): 204988812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 6991, 11340, 13982, 20973, 27964, 34955, 41946, 48937, 62919, 69910, 83892, 97874, 104865, 125838, 139820, 146811, 188757, 195748, 209730, 244685, 251676, 293622, 314595, 377514, 419460, 440433, 489370, 566271, 587244, 629190, 734055, 755028, 880866, 943785, 978740, 1132542, 1258380, 1321299, 1468110, 1761732, 1887570, 2202165, 2265084, 2642598, 2831355, 2936220, 3775140, 3963897, 4404330, 5285196, 5662710, 6606495, 7927794, 8808660, 11325420, 13212990, 15855588, 19819485, 26425980, 39638970, 79277940]

約数ペア:

[(1, 79277940), (2, 39638970), (3, 26425980), (4, 19819485), (5, 15855588), (6, 13212990), (7, 11325420), (9, 8808660), (10, 7927794), (12, 6606495), (14, 5662710), (15, 5285196), (18, 4404330), (20, 3963897), (21, 3775140), (27, 2936220), (28, 2831355), (30, 2642598), (35, 2265084), (36, 2202165), (42, 1887570), (45, 1761732), (54, 1468110), (60, 1321299), (63, 1258380), (70, 1132542), (81, 978740), (84, 943785), (90, 880866), (105, 755028), (108, 734055), (126, 629190), (135, 587244), (140, 566271), (162, 489370), (180, 440433), (189, 419460), (210, 377514), (252, 314595), (270, 293622), (315, 251676), (324, 244685), (378, 209730), (405, 195748), (420, 188757), (540, 146811), (567, 139820), (630, 125838), (756, 104865), (810, 97874), (945, 83892), (1134, 69910), (1260, 62919), (1620, 48937), (1890, 41946), (2268, 34955), (2835, 27964), (3780, 20973), (5670, 13982), (6991, 11340)]