142092440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{997}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 366465600

約数和(自身を除く): 224373160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 509, 997, 1018, 1994, 2036, 2545, 3563, 3988, 4072, 4985, 5090, 6979, 7126, 7976, 9970, 10180, 13958, 14252, 17815, 19940, 20360, 27916, 28504, 34895, 35630, 39880, 55832, 69790, 71260, 139580, 142520, 279160, 507473, 1014946, 2029892, 2537365, 3552311, 4059784, 5074730, 7104622, 10149460, 14209244, 17761555, 20298920, 28418488, 35523110, 71046220, 142092440]

約数ペア:

[(1, 142092440), (2, 71046220), (4, 35523110), (5, 28418488), (7, 20298920), (8, 17761555), (10, 14209244), (14, 10149460), (20, 7104622), (28, 5074730), (35, 4059784), (40, 3552311), (56, 2537365), (70, 2029892), (140, 1014946), (280, 507473), (509, 279160), (997, 142520), (1018, 139580), (1994, 71260), (2036, 69790), (2545, 55832), (3563, 39880), (3988, 35630), (4072, 34895), (4985, 28504), (5090, 27916), (6979, 20360), (7126, 19940), (7976, 17815), (9970, 14252), (10180, 13958)]