153979140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1861}}^1$

素因数の和:2077

約数の個数: 96

約数和(自身を含む): 495500544

約数和(自身を除く): 341521404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 394, 420, 591, 788, 985, 1182, 1379, 1861, 1970, 2364, 2758, 2955, 3722, 3940, 4137, 5516, 5583, 5910, 6895, 7444, 8274, 9305, 11166, 11820, 13027, 13790, 16548, 18610, 20685, 22332, 26054, 27580, 27915, 37220, 39081, 41370, 52108, 55830, 65135, 78162, 82740, 111660, 130270, 156324, 195405, 260540, 366617, 390810, 733234, 781620, 1099851, 1466468, 1833085, 2199702, 2566319, 3666170, 4399404, 5132638, 5499255, 7332340, 7698957, 10265276, 10998510, 12831595, 15397914, 21997020, 25663190, 30795828, 38494785, 51326380, 76989570, 153979140]

約数ペア:

[(1, 153979140), (2, 76989570), (3, 51326380), (4, 38494785), (5, 30795828), (6, 25663190), (7, 21997020), (10, 15397914), (12, 12831595), (14, 10998510), (15, 10265276), (20, 7698957), (21, 7332340), (28, 5499255), (30, 5132638), (35, 4399404), (42, 3666170), (60, 2566319), (70, 2199702), (84, 1833085), (105, 1466468), (140, 1099851), (197, 781620), (210, 733234), (394, 390810), (420, 366617), (591, 260540), (788, 195405), (985, 156324), (1182, 130270), (1379, 111660), (1861, 82740), (1970, 78162), (2364, 65135), (2758, 55830), (2955, 52108), (3722, 41370), (3940, 39081), (4137, 37220), (5516, 27915), (5583, 27580), (5910, 26054), (6895, 22332), (7444, 20685), (8274, 18610), (9305, 16548), (11166, 13790), (11820, 13027)]