138395880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{54919}}^1$

素因数の和:54943

約数の個数: 96

約数和(自身を含む): 514051200

約数和(自身を除く): 375655320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 54919, 109838, 164757, 219676, 274595, 329514, 384433, 439352, 494271, 549190, 659028, 768866, 823785, 988542, 1098380, 1153299, 1318056, 1537732, 1647570, 1922165, 1977084, 2196760, 2306598, 2471355, 3075464, 3295140, 3459897, 3844330, 3954168, 4613196, 4942710, 5766495, 6590280, 6919794, 7688660, 9226392, 9885420, 11532990, 13839588, 15377320, 17299485, 19770840, 23065980, 27679176, 34598970, 46131960, 69197940, 138395880]

約数ペア:

[(1, 138395880), (2, 69197940), (3, 46131960), (4, 34598970), (5, 27679176), (6, 23065980), (7, 19770840), (8, 17299485), (9, 15377320), (10, 13839588), (12, 11532990), (14, 9885420), (15, 9226392), (18, 7688660), (20, 6919794), (21, 6590280), (24, 5766495), (28, 4942710), (30, 4613196), (35, 3954168), (36, 3844330), (40, 3459897), (42, 3295140), (45, 3075464), (56, 2471355), (60, 2306598), (63, 2196760), (70, 1977084), (72, 1922165), (84, 1647570), (90, 1537732), (105, 1318056), (120, 1153299), (126, 1098380), (140, 988542), (168, 823785), (180, 768866), (210, 659028), (252, 549190), (280, 494271), (315, 439352), (360, 384433), (420, 329514), (504, 274595), (630, 219676), (840, 164757), (1260, 109838), (2520, 54919)]