20531204760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3767}}^1\times {\mathrm{4129}}^1$

素因数の和:7921

約数の個数: 128

約数和(自身を含む): 67227148800

約数和(自身を除く): 46695944040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 3767, 4129, 7534, 8258, 11301, 12387, 15068, 16516, 18835, 20645, 22602, 24774, 30136, 33032, 37670, 41290, 41437, 45204, 45419, 49548, 56505, 61935, 75340, 82580, 82874, 90408, 90838, 99096, 113010, 123870, 124311, 136257, 150680, 165160, 165748, 181676, 207185, 226020, 227095, 247740, 248622, 272514, 331496, 363352, 414370, 452040, 454190, 495480, 497244, 545028, 621555, 681285, 828740, 908380, 994488, 1090056, 1243110, 1362570, 1657480, 1816760, 2486220, 2725140, 4972440, 5450280, 15553943, 31107886, 46661829, 62215772, 77769715, 93323658, 124431544, 155539430, 171093373, 186647316, 233309145, 311078860, 342186746, 373294632, 466618290, 513280119, 622157720, 684373492, 855466865, 933236580, 1026560238, 1368746984, 1710933730, 1866473160, 2053120476, 2566400595, 3421867460, 4106240952, 5132801190, 6843734920, 10265602380, 20531204760]

約数ペア:

[(1, 20531204760), (2, 10265602380), (3, 6843734920), (4, 5132801190), (5, 4106240952), (6, 3421867460), (8, 2566400595), (10, 2053120476), (11, 1866473160), (12, 1710933730), (15, 1368746984), (20, 1026560238), (22, 933236580), (24, 855466865), (30, 684373492), (33, 622157720), (40, 513280119), (44, 466618290), (55, 373294632), (60, 342186746), (66, 311078860), (88, 233309145), (110, 186647316), (120, 171093373), (132, 155539430), (165, 124431544), (220, 93323658), (264, 77769715), (330, 62215772), (440, 46661829), (660, 31107886), (1320, 15553943), (3767, 5450280), (4129, 4972440), (7534, 2725140), (8258, 2486220), (11301, 1816760), (12387, 1657480), (15068, 1362570), (16516, 1243110), (18835, 1090056), (20645, 994488), (22602, 908380), (24774, 828740), (30136, 681285), (33032, 621555), (37670, 545028), (41290, 497244), (41437, 495480), (45204, 454190), (45419, 452040), (49548, 414370), (56505, 363352), (61935, 331496), (75340, 272514), (82580, 248622), (82874, 247740), (90408, 227095), (90838, 226020), (99096, 207185), (113010, 181676), (123870, 165748), (124311, 165160), (136257, 150680)]