51329520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6481}}^1$

素因数の和:6511

約数の個数: 120

約数和(自身を含む): 188081712

約数和(自身を除く): 136752192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 6481, 7920, 12962, 19443, 25924, 32405, 38886, 51848, 58329, 64810, 71291, 77772, 97215, 103696, 116658, 129620, 142582, 155544, 194430, 213873, 233316, 259240, 285164, 291645, 311088, 356455, 388860, 427746, 466632, 518480, 570328, 583290, 641619, 712910, 777720, 855492, 933264, 1069365, 1140656, 1166580, 1283238, 1425820, 1555440, 1710984, 2138730, 2333160, 2566476, 2851640, 3208095, 3421968, 4277460, 4666320, 5132952, 5703280, 6416190, 8554920, 10265904, 12832380, 17109840, 25664760, 51329520]

約数ペア:

[(1, 51329520), (2, 25664760), (3, 17109840), (4, 12832380), (5, 10265904), (6, 8554920), (8, 6416190), (9, 5703280), (10, 5132952), (11, 4666320), (12, 4277460), (15, 3421968), (16, 3208095), (18, 2851640), (20, 2566476), (22, 2333160), (24, 2138730), (30, 1710984), (33, 1555440), (36, 1425820), (40, 1283238), (44, 1166580), (45, 1140656), (48, 1069365), (55, 933264), (60, 855492), (66, 777720), (72, 712910), (80, 641619), (88, 583290), (90, 570328), (99, 518480), (110, 466632), (120, 427746), (132, 388860), (144, 356455), (165, 311088), (176, 291645), (180, 285164), (198, 259240), (220, 233316), (240, 213873), (264, 194430), (330, 155544), (360, 142582), (396, 129620), (440, 116658), (495, 103696), (528, 97215), (660, 77772), (720, 71291), (792, 64810), (880, 58329), (990, 51848), (1320, 38886), (1584, 32405), (1980, 25924), (2640, 19443), (3960, 12962), (6481, 7920)]