20124862020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{1361}}^1$

素因数の和:1715

約数の個数: 192

約数和(自身を含む): 63427795200

約数和(自身を除く): 43302933180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 139, 180, 197, 270, 278, 394, 417, 540, 556, 591, 695, 788, 834, 985, 1182, 1251, 1361, 1390, 1668, 1773, 1970, 2085, 2364, 2502, 2722, 2780, 2955, 3546, 3753, 3940, 4083, 4170, 5004, 5319, 5444, 5910, 6255, 6805, 7092, 7506, 8166, 8340, 8865, 10638, 11820, 12249, 12510, 13610, 15012, 16332, 17730, 18765, 20415, 21276, 24498, 25020, 26595, 27220, 27383, 35460, 36747, 37530, 40830, 48996, 53190, 54766, 61245, 73494, 75060, 81660, 82149, 106380, 109532, 122490, 136915, 146988, 164298, 183735, 189179, 244980, 246447, 268117, 273830, 328596, 367470, 378358, 410745, 492894, 536234, 547660, 567537, 734940, 739341, 756716, 804351, 821490, 945895, 985788, 1072468, 1135074, 1232235, 1340585, 1478682, 1608702, 1642980, 1702611, 1891790, 2270148, 2413053, 2464470, 2681170, 2837685, 2957364, 3217404, 3405222, 3696705, 3783580, 4021755, 4826106, 4928940, 5107833, 5362340, 5675370, 6810444, 7239159, 7393410, 8043510, 8513055, 9652212, 10215666, 11350740, 12065265, 14478318, 14786820, 16087020, 17026110, 20431332, 24130530, 25539165, 28956636, 34052220, 36195795, 37268263, 48261060, 51078330, 72391590, 74536526, 102156660, 111804789, 144783180, 149073052, 186341315, 223609578, 335414367, 372682630, 447219156, 559023945, 670828734, 745365260, 1006243101, 1118047890, 1341657468, 1677071835, 2012486202, 2236095780, 3354143670, 4024972404, 5031215505, 6708287340, 10062431010, 20124862020]

約数ペア:

[(1, 20124862020), (2, 10062431010), (3, 6708287340), (4, 5031215505), (5, 4024972404), (6, 3354143670), (9, 2236095780), (10, 2012486202), (12, 1677071835), (15, 1341657468), (18, 1118047890), (20, 1006243101), (27, 745365260), (30, 670828734), (36, 559023945), (45, 447219156), (54, 372682630), (60, 335414367), (90, 223609578), (108, 186341315), (135, 149073052), (139, 144783180), (180, 111804789), (197, 102156660), (270, 74536526), (278, 72391590), (394, 51078330), (417, 48261060), (540, 37268263), (556, 36195795), (591, 34052220), (695, 28956636), (788, 25539165), (834, 24130530), (985, 20431332), (1182, 17026110), (1251, 16087020), (1361, 14786820), (1390, 14478318), (1668, 12065265), (1773, 11350740), (1970, 10215666), (2085, 9652212), (2364, 8513055), (2502, 8043510), (2722, 7393410), (2780, 7239159), (2955, 6810444), (3546, 5675370), (3753, 5362340), (3940, 5107833), (4083, 4928940), (4170, 4826106), (5004, 4021755), (5319, 3783580), (5444, 3696705), (5910, 3405222), (6255, 3217404), (6805, 2957364), (7092, 2837685), (7506, 2681170), (8166, 2464470), (8340, 2413053), (8865, 2270148), (10638, 1891790), (11820, 1702611), (12249, 1642980), (12510, 1608702), (13610, 1478682), (15012, 1340585), (16332, 1232235), (17730, 1135074), (18765, 1072468), (20415, 985788), (21276, 945895), (24498, 821490), (25020, 804351), (26595, 756716), (27220, 739341), (27383, 734940), (35460, 567537), (36747, 547660), (37530, 536234), (40830, 492894), (48996, 410745), (53190, 378358), (54766, 367470), (61245, 328596), (73494, 273830), (75060, 268117), (81660, 246447), (82149, 244980), (106380, 189179), (109532, 183735), (122490, 164298), (136915, 146988)]