2155021560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{54919}}^1$

素因数の和:55045

約数の個数: 96

約数和(自身を含む): 7068204000

約数和(自身を除く): 4913182440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2180, 2616, 3270, 3924, 4360, 4905, 6540, 7848, 9810, 13080, 19620, 39240, 54919, 109838, 164757, 219676, 274595, 329514, 439352, 494271, 549190, 659028, 823785, 988542, 1098380, 1318056, 1647570, 1977084, 2196760, 2471355, 3295140, 3954168, 4942710, 5986171, 6590280, 9885420, 11972342, 17958513, 19770840, 23944684, 29930855, 35917026, 47889368, 53875539, 59861710, 71834052, 89792565, 107751078, 119723420, 143668104, 179585130, 215502156, 239446840, 269377695, 359170260, 431004312, 538755390, 718340520, 1077510780, 2155021560]

約数ペア:

[(1, 2155021560), (2, 1077510780), (3, 718340520), (4, 538755390), (5, 431004312), (6, 359170260), (8, 269377695), (9, 239446840), (10, 215502156), (12, 179585130), (15, 143668104), (18, 119723420), (20, 107751078), (24, 89792565), (30, 71834052), (36, 59861710), (40, 53875539), (45, 47889368), (60, 35917026), (72, 29930855), (90, 23944684), (109, 19770840), (120, 17958513), (180, 11972342), (218, 9885420), (327, 6590280), (360, 5986171), (436, 4942710), (545, 3954168), (654, 3295140), (872, 2471355), (981, 2196760), (1090, 1977084), (1308, 1647570), (1635, 1318056), (1962, 1098380), (2180, 988542), (2616, 823785), (3270, 659028), (3924, 549190), (4360, 494271), (4905, 439352), (6540, 329514), (7848, 274595), (9810, 219676), (13080, 164757), (19620, 109838), (39240, 54919)]