79852140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{719}}^1$

素因数の和:1351

約数の個数: 72

約数和(自身を含む): 242948160

約数和(自身を除く): 163096020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 617, 719, 1234, 1438, 1851, 2157, 2468, 2876, 3085, 3595, 3702, 4314, 5553, 6170, 6471, 7190, 7404, 8628, 9255, 10785, 11106, 12340, 12942, 14380, 18510, 21570, 22212, 25884, 27765, 32355, 37020, 43140, 55530, 64710, 111060, 129420, 443623, 887246, 1330869, 1774492, 2218115, 2661738, 3992607, 4436230, 5323476, 6654345, 7985214, 8872460, 13308690, 15970428, 19963035, 26617380, 39926070, 79852140]

約数ペア:

[(1, 79852140), (2, 39926070), (3, 26617380), (4, 19963035), (5, 15970428), (6, 13308690), (9, 8872460), (10, 7985214), (12, 6654345), (15, 5323476), (18, 4436230), (20, 3992607), (30, 2661738), (36, 2218115), (45, 1774492), (60, 1330869), (90, 887246), (180, 443623), (617, 129420), (719, 111060), (1234, 64710), (1438, 55530), (1851, 43140), (2157, 37020), (2468, 32355), (2876, 27765), (3085, 25884), (3595, 22212), (3702, 21570), (4314, 18510), (5553, 14380), (6170, 12942), (6471, 12340), (7190, 11106), (7404, 10785), (8628, 9255)]