131208120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3919}}^1$

素因数の和:3970

約数の個数: 128

約数和(自身を含む): 451584000

約数和(自身を除く): 320375880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 3919, 4185, 5580, 6696, 7838, 8370, 11160, 11757, 15676, 16740, 19595, 23514, 31352, 33480, 35271, 39190, 47028, 58785, 70542, 78380, 94056, 105813, 117570, 121489, 141084, 156760, 176355, 211626, 235140, 242978, 282168, 352710, 364467, 423252, 470280, 485956, 529065, 607445, 705420, 728934, 846504, 971912, 1058130, 1093401, 1214890, 1410840, 1457868, 1822335, 2116260, 2186802, 2429780, 2915736, 3280203, 3644670, 4232520, 4373604, 4859560, 5467005, 6560406, 7289340, 8747208, 10934010, 13120812, 14578680, 16401015, 21868020, 26241624, 32802030, 43736040, 65604060, 131208120]

約数ペア:

[(1, 131208120), (2, 65604060), (3, 43736040), (4, 32802030), (5, 26241624), (6, 21868020), (8, 16401015), (9, 14578680), (10, 13120812), (12, 10934010), (15, 8747208), (18, 7289340), (20, 6560406), (24, 5467005), (27, 4859560), (30, 4373604), (31, 4232520), (36, 3644670), (40, 3280203), (45, 2915736), (54, 2429780), (60, 2186802), (62, 2116260), (72, 1822335), (90, 1457868), (93, 1410840), (108, 1214890), (120, 1093401), (124, 1058130), (135, 971912), (155, 846504), (180, 728934), (186, 705420), (216, 607445), (248, 529065), (270, 485956), (279, 470280), (310, 423252), (360, 364467), (372, 352710), (465, 282168), (540, 242978), (558, 235140), (620, 211626), (744, 176355), (837, 156760), (930, 141084), (1080, 121489), (1116, 117570), (1240, 105813), (1395, 94056), (1674, 78380), (1860, 70542), (2232, 58785), (2790, 47028), (3348, 39190), (3720, 35271), (3919, 33480), (4185, 31352), (5580, 23514), (6696, 19595), (7838, 16740), (8370, 15676), (11160, 11757)]