668850312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6637}}^1$

素因数の和:6695

約数の個数: 128

約数和(自身を含む): 2007331200

約数和(自身を除く): 1338480888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 204, 221, 228, 247, 312, 323, 408, 442, 456, 494, 646, 663, 741, 884, 969, 988, 1292, 1326, 1482, 1768, 1938, 1976, 2584, 2652, 2964, 3876, 4199, 5304, 5928, 6637, 7752, 8398, 12597, 13274, 16796, 19911, 25194, 26548, 33592, 39822, 50388, 53096, 79644, 86281, 100776, 112829, 126103, 159288, 172562, 225658, 252206, 258843, 338487, 345124, 378309, 451316, 504412, 517686, 676974, 690248, 756618, 902632, 1008824, 1035372, 1353948, 1466777, 1513236, 1639339, 2070744, 2143751, 2707896, 2933554, 3026472, 3278678, 4287502, 4400331, 4918017, 5867108, 6431253, 6557356, 8575004, 8800662, 9836034, 11734216, 12862506, 13114712, 17150008, 17601324, 19672068, 25725012, 27868763, 35202648, 39344136, 51450024, 55737526, 83606289, 111475052, 167212578, 222950104, 334425156, 668850312]

約数ペア:

[(1, 668850312), (2, 334425156), (3, 222950104), (4, 167212578), (6, 111475052), (8, 83606289), (12, 55737526), (13, 51450024), (17, 39344136), (19, 35202648), (24, 27868763), (26, 25725012), (34, 19672068), (38, 17601324), (39, 17150008), (51, 13114712), (52, 12862506), (57, 11734216), (68, 9836034), (76, 8800662), (78, 8575004), (102, 6557356), (104, 6431253), (114, 5867108), (136, 4918017), (152, 4400331), (156, 4287502), (204, 3278678), (221, 3026472), (228, 2933554), (247, 2707896), (312, 2143751), (323, 2070744), (408, 1639339), (442, 1513236), (456, 1466777), (494, 1353948), (646, 1035372), (663, 1008824), (741, 902632), (884, 756618), (969, 690248), (988, 676974), (1292, 517686), (1326, 504412), (1482, 451316), (1768, 378309), (1938, 345124), (1976, 338487), (2584, 258843), (2652, 252206), (2964, 225658), (3876, 172562), (4199, 159288), (5304, 126103), (5928, 112829), (6637, 100776), (7752, 86281), (8398, 79644), (12597, 53096), (13274, 50388), (16796, 39822), (19911, 33592), (25194, 26548)]