28621440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{4969}}^1$

素因数の和:4994

約数の個数: 96

約数和(自身を含む): 98853300

約数和(自身を除く): 70231860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 4969, 5760, 9938, 14907, 19876, 24845, 29814, 39752, 44721, 49690, 59628, 74535, 79504, 89442, 99380, 119256, 149070, 159008, 178884, 198760, 223605, 238512, 298140, 318016, 357768, 397520, 447210, 477024, 596280, 636032, 715536, 795040, 894420, 954048, 1192560, 1431072, 1590080, 1788840, 1908096, 2385120, 2862144, 3180160, 3577680, 4770240, 5724288, 7155360, 9540480, 14310720, 28621440]

約数ペア:

[(1, 28621440), (2, 14310720), (3, 9540480), (4, 7155360), (5, 5724288), (6, 4770240), (8, 3577680), (9, 3180160), (10, 2862144), (12, 2385120), (15, 1908096), (16, 1788840), (18, 1590080), (20, 1431072), (24, 1192560), (30, 954048), (32, 894420), (36, 795040), (40, 715536), (45, 636032), (48, 596280), (60, 477024), (64, 447210), (72, 397520), (80, 357768), (90, 318016), (96, 298140), (120, 238512), (128, 223605), (144, 198760), (160, 178884), (180, 159008), (192, 149070), (240, 119256), (288, 99380), (320, 89442), (360, 79504), (384, 74535), (480, 59628), (576, 49690), (640, 44721), (720, 39752), (960, 29814), (1152, 24845), (1440, 19876), (1920, 14907), (2880, 9938), (4969, 5760)]