2157773040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{998969}}^1$

素因数の和:998991

約数の個数: 80

約数和(自身を含む): 7432336800

約数和(自身を除く): 5274563760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 998969, 1997938, 2996907, 3995876, 4994845, 5993814, 7991752, 8990721, 9989690, 11987628, 14984535, 15983504, 17981442, 19979380, 23975256, 26972163, 29969070, 35962884, 39958760, 44953605, 47950512, 53944326, 59938140, 71925768, 79917520, 89907210, 107888652, 119876280, 134860815, 143851536, 179814420, 215777304, 239752560, 269721630, 359628840, 431554608, 539443260, 719257680, 1078886520, 2157773040]

約数ペア:

[(1, 2157773040), (2, 1078886520), (3, 719257680), (4, 539443260), (5, 431554608), (6, 359628840), (8, 269721630), (9, 239752560), (10, 215777304), (12, 179814420), (15, 143851536), (16, 134860815), (18, 119876280), (20, 107888652), (24, 89907210), (27, 79917520), (30, 71925768), (36, 59938140), (40, 53944326), (45, 47950512), (48, 44953605), (54, 39958760), (60, 35962884), (72, 29969070), (80, 26972163), (90, 23975256), (108, 19979380), (120, 17981442), (135, 15983504), (144, 14984535), (180, 11987628), (216, 9989690), (240, 8990721), (270, 7991752), (360, 5993814), (432, 4994845), (540, 3995876), (720, 2996907), (1080, 1997938), (2160, 998969)]