156776292640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1999}}^1\times {\mathrm{4051}}^1$

素因数の和:6087

約数の個数: 144

約数和(自身を含む): 407420496000

約数和(自身を除く): 250644203360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 1999, 2420, 3872, 3998, 4051, 4840, 7996, 8102, 9680, 9995, 15992, 16204, 19360, 19990, 20255, 21989, 31984, 32408, 39980, 40510, 43978, 44561, 63968, 64816, 79960, 81020, 87956, 89122, 109945, 129632, 159920, 162040, 175912, 178244, 219890, 222805, 241879, 319840, 324080, 351824, 356488, 439780, 445610, 483758, 490171, 648160, 703648, 712976, 879560, 891220, 967516, 980342, 1209395, 1425952, 1759120, 1782440, 1935032, 1960684, 2418790, 2450855, 3518240, 3564880, 3870064, 3921368, 4837580, 4901710, 7129760, 7740128, 7842736, 8097949, 9675160, 9803420, 15685472, 16195898, 19350320, 19606840, 32391796, 38700640, 39213680, 40489745, 64783592, 78427360, 80979490, 89077439, 129567184, 161958980, 178154878, 259134368, 323917960, 356309756, 445387195, 647835920, 712619512, 890774390, 979851829, 1295671840, 1425239024, 1781548780, 1959703658, 2850478048, 3563097560, 3919407316, 4899259145, 7126195120, 7838814632, 9798518290, 14252390240, 15677629264, 19597036580, 31355258528, 39194073160, 78388146320, 156776292640]

約数ペア:

[(1, 156776292640), (2, 78388146320), (4, 39194073160), (5, 31355258528), (8, 19597036580), (10, 15677629264), (11, 14252390240), (16, 9798518290), (20, 7838814632), (22, 7126195120), (32, 4899259145), (40, 3919407316), (44, 3563097560), (55, 2850478048), (80, 1959703658), (88, 1781548780), (110, 1425239024), (121, 1295671840), (160, 979851829), (176, 890774390), (220, 712619512), (242, 647835920), (352, 445387195), (440, 356309756), (484, 323917960), (605, 259134368), (880, 178154878), (968, 161958980), (1210, 129567184), (1760, 89077439), (1936, 80979490), (1999, 78427360), (2420, 64783592), (3872, 40489745), (3998, 39213680), (4051, 38700640), (4840, 32391796), (7996, 19606840), (8102, 19350320), (9680, 16195898), (9995, 15685472), (15992, 9803420), (16204, 9675160), (19360, 8097949), (19990, 7842736), (20255, 7740128), (21989, 7129760), (31984, 4901710), (32408, 4837580), (39980, 3921368), (40510, 3870064), (43978, 3564880), (44561, 3518240), (63968, 2450855), (64816, 2418790), (79960, 1960684), (81020, 1935032), (87956, 1782440), (89122, 1759120), (109945, 1425952), (129632, 1209395), (159920, 980342), (162040, 967516), (175912, 891220), (178244, 879560), (219890, 712976), (222805, 703648), (241879, 648160), (319840, 490171), (324080, 483758), (351824, 445610), (356488, 439780)]