71957520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{719}}^1$

素因数の和:877

約数の個数: 120

約数和(自身を含む): 243734400

約数和(自身を除く): 171776880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 719, 720, 834, 1112, 1251, 1390, 1438, 1668, 2085, 2157, 2224, 2502, 2780, 2876, 3336, 3595, 4170, 4314, 5004, 5560, 5752, 6255, 6471, 6672, 7190, 8340, 8628, 10008, 10785, 11120, 11504, 12510, 12942, 14380, 16680, 17256, 20016, 21570, 25020, 25884, 28760, 32355, 33360, 34512, 43140, 50040, 51768, 57520, 64710, 86280, 99941, 100080, 103536, 129420, 172560, 199882, 258840, 299823, 399764, 499705, 517680, 599646, 799528, 899469, 999410, 1199292, 1499115, 1599056, 1798938, 1998820, 2398584, 2998230, 3597876, 3997640, 4497345, 4797168, 5996460, 7195752, 7995280, 8994690, 11992920, 14391504, 17989380, 23985840, 35978760, 71957520]

約数ペア:

[(1, 71957520), (2, 35978760), (3, 23985840), (4, 17989380), (5, 14391504), (6, 11992920), (8, 8994690), (9, 7995280), (10, 7195752), (12, 5996460), (15, 4797168), (16, 4497345), (18, 3997640), (20, 3597876), (24, 2998230), (30, 2398584), (36, 1998820), (40, 1798938), (45, 1599056), (48, 1499115), (60, 1199292), (72, 999410), (80, 899469), (90, 799528), (120, 599646), (139, 517680), (144, 499705), (180, 399764), (240, 299823), (278, 258840), (360, 199882), (417, 172560), (556, 129420), (695, 103536), (719, 100080), (720, 99941), (834, 86280), (1112, 64710), (1251, 57520), (1390, 51768), (1438, 50040), (1668, 43140), (2085, 34512), (2157, 33360), (2224, 32355), (2502, 28760), (2780, 25884), (2876, 25020), (3336, 21570), (3595, 20016), (4170, 17256), (4314, 16680), (5004, 14380), (5560, 12942), (5752, 12510), (6255, 11504), (6471, 11120), (6672, 10785), (7190, 10008), (8340, 8628)]