8145180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 25395552

約数和(自身を除く): 17250372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1223, 1332, 1665, 2220, 2446, 3330, 3669, 4892, 6115, 6660, 7338, 11007, 12230, 14676, 18345, 22014, 24460, 36690, 44028, 45251, 55035, 73380, 90502, 110070, 135753, 181004, 220140, 226255, 271506, 407259, 452510, 543012, 678765, 814518, 905020, 1357530, 1629036, 2036295, 2715060, 4072590, 8145180]

約数ペア:

[(1, 8145180), (2, 4072590), (3, 2715060), (4, 2036295), (5, 1629036), (6, 1357530), (9, 905020), (10, 814518), (12, 678765), (15, 543012), (18, 452510), (20, 407259), (30, 271506), (36, 226255), (37, 220140), (45, 181004), (60, 135753), (74, 110070), (90, 90502), (111, 73380), (148, 55035), (180, 45251), (185, 44028), (222, 36690), (333, 24460), (370, 22014), (444, 18345), (555, 14676), (666, 12230), (740, 11007), (1110, 7338), (1223, 6660), (1332, 6115), (1665, 4892), (2220, 3669), (2446, 3330)]