76721760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53279}}^1$

素因数の和:53300

約数の個数: 72

約数和(自身を含む): 261817920

約数和(自身を除く): 185096160

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 53279, 106558, 159837, 213116, 266395, 319674, 426232, 479511, 532790, 639348, 799185, 852464, 959022, 1065580, 1278696, 1598370, 1704928, 1918044, 2131160, 2397555, 2557392, 3196740, 3836088, 4262320, 4795110, 5114784, 6393480, 7672176, 8524640, 9590220, 12786960, 15344352, 19180440, 25573920, 38360880, 76721760]

約数ペア:

[(1, 76721760), (2, 38360880), (3, 25573920), (4, 19180440), (5, 15344352), (6, 12786960), (8, 9590220), (9, 8524640), (10, 7672176), (12, 6393480), (15, 5114784), (16, 4795110), (18, 4262320), (20, 3836088), (24, 3196740), (30, 2557392), (32, 2397555), (36, 2131160), (40, 1918044), (45, 1704928), (48, 1598370), (60, 1278696), (72, 1065580), (80, 959022), (90, 852464), (96, 799185), (120, 639348), (144, 532790), (160, 479511), (180, 426232), (240, 319674), (288, 266395), (360, 213116), (480, 159837), (720, 106558), (1440, 53279)]