211077180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1613}}^1$

素因数の和:2355

約数の個数: 72

約数和(自身を含む): 641545632

約数和(自身を除く): 430468452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 727, 1454, 1613, 2181, 2908, 3226, 3635, 4362, 4839, 6452, 6543, 7270, 8065, 8724, 9678, 10905, 13086, 14517, 14540, 16130, 19356, 21810, 24195, 26172, 29034, 32260, 32715, 43620, 48390, 58068, 65430, 72585, 96780, 130860, 145170, 290340, 1172651, 2345302, 3517953, 4690604, 5863255, 7035906, 10553859, 11726510, 14071812, 17589765, 21107718, 23453020, 35179530, 42215436, 52769295, 70359060, 105538590, 211077180]

約数ペア:

[(1, 211077180), (2, 105538590), (3, 70359060), (4, 52769295), (5, 42215436), (6, 35179530), (9, 23453020), (10, 21107718), (12, 17589765), (15, 14071812), (18, 11726510), (20, 10553859), (30, 7035906), (36, 5863255), (45, 4690604), (60, 3517953), (90, 2345302), (180, 1172651), (727, 290340), (1454, 145170), (1613, 130860), (2181, 96780), (2908, 72585), (3226, 65430), (3635, 58068), (4362, 48390), (4839, 43620), (6452, 32715), (6543, 32260), (7270, 29034), (8065, 26172), (8724, 24195), (9678, 21810), (10905, 19356), (13086, 16130), (14517, 14540)]