2156730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 5581440

約数和(自身を除く): 3424710

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 37, 58, 67, 74, 87, 111, 134, 145, 174, 185, 201, 222, 290, 335, 370, 402, 435, 555, 670, 870, 1005, 1073, 1110, 1943, 2010, 2146, 2479, 3219, 3886, 4958, 5365, 5829, 6438, 7437, 9715, 10730, 11658, 12395, 14874, 16095, 19430, 24790, 29145, 32190, 37185, 58290, 71891, 74370, 143782, 215673, 359455, 431346, 718910, 1078365, 2156730]

約数ペア:

[(1, 2156730), (2, 1078365), (3, 718910), (5, 431346), (6, 359455), (10, 215673), (15, 143782), (29, 74370), (30, 71891), (37, 58290), (58, 37185), (67, 32190), (74, 29145), (87, 24790), (111, 19430), (134, 16095), (145, 14874), (174, 12395), (185, 11658), (201, 10730), (222, 9715), (290, 7437), (335, 6438), (370, 5829), (402, 5365), (435, 4958), (555, 3886), (670, 3219), (870, 2479), (1005, 2146), (1073, 2010), (1110, 1943)]