28840680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7283}}^1$

素因数の和:7311

約数の個数: 96

約数和(自身を含む): 102267360

約数和(自身を除く): 73426680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 7283, 14566, 21849, 29132, 36415, 43698, 58264, 65547, 72830, 80113, 87396, 109245, 131094, 145660, 160226, 174792, 218490, 240339, 262188, 291320, 320452, 327735, 400565, 436980, 480678, 524376, 640904, 655470, 721017, 801130, 873960, 961356, 1201695, 1310940, 1442034, 1602260, 1922712, 2403390, 2621880, 2884068, 3204520, 3605085, 4806780, 5768136, 7210170, 9613560, 14420340, 28840680]

約数ペア:

[(1, 28840680), (2, 14420340), (3, 9613560), (4, 7210170), (5, 5768136), (6, 4806780), (8, 3605085), (9, 3204520), (10, 2884068), (11, 2621880), (12, 2403390), (15, 1922712), (18, 1602260), (20, 1442034), (22, 1310940), (24, 1201695), (30, 961356), (33, 873960), (36, 801130), (40, 721017), (44, 655470), (45, 640904), (55, 524376), (60, 480678), (66, 436980), (72, 400565), (88, 327735), (90, 320452), (99, 291320), (110, 262188), (120, 240339), (132, 218490), (165, 174792), (180, 160226), (198, 145660), (220, 131094), (264, 109245), (330, 87396), (360, 80113), (396, 72830), (440, 65547), (495, 58264), (660, 43698), (792, 36415), (990, 29132), (1320, 21849), (1980, 14566), (3960, 7283)]