421712760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{502039}}^1$

素因数の和:502060

約数の個数: 64

約数和(自身を含む): 1445875200

約数和(自身を除く): 1024162440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 502039, 1004078, 1506117, 2008156, 2510195, 3012234, 3514273, 4016312, 5020390, 6024468, 7028546, 7530585, 10040780, 10542819, 12048936, 14057092, 15061170, 17571365, 20081560, 21085638, 28114184, 30122340, 35142730, 42171276, 52714095, 60244680, 70285460, 84342552, 105428190, 140570920, 210856380, 421712760]

約数ペア:

[(1, 421712760), (2, 210856380), (3, 140570920), (4, 105428190), (5, 84342552), (6, 70285460), (7, 60244680), (8, 52714095), (10, 42171276), (12, 35142730), (14, 30122340), (15, 28114184), (20, 21085638), (21, 20081560), (24, 17571365), (28, 15061170), (30, 14057092), (35, 12048936), (40, 10542819), (42, 10040780), (56, 7530585), (60, 7028546), (70, 6024468), (84, 5020390), (105, 4016312), (120, 3514273), (140, 3012234), (168, 2510195), (210, 2008156), (280, 1506117), (420, 1004078), (840, 502039)]