27776880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 120

約数和(自身を含む): 94243968

約数和(自身を除く): 66467088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 173, 180, 223, 240, 346, 360, 446, 519, 669, 692, 720, 865, 892, 1038, 1115, 1338, 1384, 1557, 1730, 1784, 2007, 2076, 2230, 2595, 2676, 2768, 3114, 3345, 3460, 3568, 4014, 4152, 4460, 5190, 5352, 6228, 6690, 6920, 7785, 8028, 8304, 8920, 10035, 10380, 10704, 12456, 13380, 13840, 15570, 16056, 17840, 20070, 20760, 24912, 26760, 31140, 32112, 38579, 40140, 41520, 53520, 62280, 77158, 80280, 115737, 124560, 154316, 160560, 192895, 231474, 308632, 347211, 385790, 462948, 578685, 617264, 694422, 771580, 925896, 1157370, 1388844, 1543160, 1736055, 1851792, 2314740, 2777688, 3086320, 3472110, 4629480, 5555376, 6944220, 9258960, 13888440, 27776880]

約数ペア:

[(1, 27776880), (2, 13888440), (3, 9258960), (4, 6944220), (5, 5555376), (6, 4629480), (8, 3472110), (9, 3086320), (10, 2777688), (12, 2314740), (15, 1851792), (16, 1736055), (18, 1543160), (20, 1388844), (24, 1157370), (30, 925896), (36, 771580), (40, 694422), (45, 617264), (48, 578685), (60, 462948), (72, 385790), (80, 347211), (90, 308632), (120, 231474), (144, 192895), (173, 160560), (180, 154316), (223, 124560), (240, 115737), (346, 80280), (360, 77158), (446, 62280), (519, 53520), (669, 41520), (692, 40140), (720, 38579), (865, 32112), (892, 31140), (1038, 26760), (1115, 24912), (1338, 20760), (1384, 20070), (1557, 17840), (1730, 16056), (1784, 15570), (2007, 13840), (2076, 13380), (2230, 12456), (2595, 10704), (2676, 10380), (2768, 10035), (3114, 8920), (3345, 8304), (3460, 8028), (3568, 7785), (4014, 6920), (4152, 6690), (4460, 6228), (5190, 5352)]