2079778860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1493}}^1$

素因数の和:1688

約数の個数: 144

約数和(自身を含む): 6460534080

約数和(自身を除く): 4380755220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 109, 142, 180, 213, 218, 284, 327, 355, 426, 436, 545, 639, 654, 710, 852, 981, 1065, 1090, 1278, 1308, 1420, 1493, 1635, 1962, 2130, 2180, 2556, 2986, 3195, 3270, 3924, 4260, 4479, 4905, 5972, 6390, 6540, 7465, 7739, 8958, 9810, 12780, 13437, 14930, 15478, 17916, 19620, 22395, 23217, 26874, 29860, 30956, 38695, 44790, 46434, 53748, 67185, 69651, 77390, 89580, 92868, 106003, 116085, 134370, 139302, 154780, 162737, 212006, 232170, 268740, 278604, 318009, 325474, 348255, 424012, 464340, 488211, 530015, 636018, 650948, 696510, 813685, 954027, 976422, 1060030, 1272036, 1393020, 1464633, 1590045, 1627370, 1908054, 1952844, 2120060, 2441055, 2929266, 3180090, 3254740, 3816108, 4770135, 4882110, 5858532, 6360180, 7323165, 9540270, 9764220, 11554327, 14646330, 19080540, 23108654, 29292660, 34662981, 46217308, 57771635, 69325962, 103988943, 115543270, 138651924, 173314905, 207977886, 231086540, 346629810, 415955772, 519944715, 693259620, 1039889430, 2079778860]

約数ペア:

[(1, 2079778860), (2, 1039889430), (3, 693259620), (4, 519944715), (5, 415955772), (6, 346629810), (9, 231086540), (10, 207977886), (12, 173314905), (15, 138651924), (18, 115543270), (20, 103988943), (30, 69325962), (36, 57771635), (45, 46217308), (60, 34662981), (71, 29292660), (90, 23108654), (109, 19080540), (142, 14646330), (180, 11554327), (213, 9764220), (218, 9540270), (284, 7323165), (327, 6360180), (355, 5858532), (426, 4882110), (436, 4770135), (545, 3816108), (639, 3254740), (654, 3180090), (710, 2929266), (852, 2441055), (981, 2120060), (1065, 1952844), (1090, 1908054), (1278, 1627370), (1308, 1590045), (1420, 1464633), (1493, 1393020), (1635, 1272036), (1962, 1060030), (2130, 976422), (2180, 954027), (2556, 813685), (2986, 696510), (3195, 650948), (3270, 636018), (3924, 530015), (4260, 488211), (4479, 464340), (4905, 424012), (5972, 348255), (6390, 325474), (6540, 318009), (7465, 278604), (7739, 268740), (8958, 232170), (9810, 212006), (12780, 162737), (13437, 154780), (14930, 139302), (15478, 134370), (17916, 116085), (19620, 106003), (22395, 92868), (23217, 89580), (26874, 77390), (29860, 69651), (30956, 67185), (38695, 53748), (44790, 46434)]