21523400280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59787223}}^1$

素因数の和:59787240

約数の個数: 48

約数和(自身を含む): 69951052080

約数和(自身を除く): 48427651800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59787223, 119574446, 179361669, 239148892, 298936115, 358723338, 478297784, 538085007, 597872230, 717446676, 896808345, 1076170014, 1195744460, 1434893352, 1793616690, 2152340028, 2391488920, 2690425035, 3587233380, 4304680056, 5380850070, 7174466760, 10761700140, 21523400280]

約数ペア:

[(1, 21523400280), (2, 10761700140), (3, 7174466760), (4, 5380850070), (5, 4304680056), (6, 3587233380), (8, 2690425035), (9, 2391488920), (10, 2152340028), (12, 1793616690), (15, 1434893352), (18, 1195744460), (20, 1076170014), (24, 896808345), (30, 717446676), (36, 597872230), (40, 538085007), (45, 478297784), (60, 358723338), (72, 298936115), (90, 239148892), (120, 179361669), (180, 119574446), (360, 59787223)]