220528560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131267}}^1$

素因数の和:131290

約数の個数: 80

約数和(自身を含む): 781307136

約数和(自身を除く): 560778576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 131267, 262534, 393801, 525068, 656335, 787602, 918869, 1050136, 1312670, 1575204, 1837738, 1969005, 2100272, 2625340, 2756607, 3150408, 3675476, 3938010, 4594345, 5250680, 5513214, 6300816, 7350952, 7876020, 9188690, 10501360, 11026428, 13783035, 14701904, 15752040, 18377380, 22052856, 27566070, 31504080, 36754760, 44105712, 55132140, 73509520, 110264280, 220528560]

約数ペア:

[(1, 220528560), (2, 110264280), (3, 73509520), (4, 55132140), (5, 44105712), (6, 36754760), (7, 31504080), (8, 27566070), (10, 22052856), (12, 18377380), (14, 15752040), (15, 14701904), (16, 13783035), (20, 11026428), (21, 10501360), (24, 9188690), (28, 7876020), (30, 7350952), (35, 6300816), (40, 5513214), (42, 5250680), (48, 4594345), (56, 3938010), (60, 3675476), (70, 3150408), (80, 2756607), (84, 2625340), (105, 2100272), (112, 1969005), (120, 1837738), (140, 1575204), (168, 1312670), (210, 1050136), (240, 918869), (280, 787602), (336, 656335), (420, 525068), (560, 393801), (840, 262534), (1680, 131267)]