243067890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1249}}^1$

素因数の和:1771

約数の個数: 64

約数和(自身を含む): 630000000

約数和(自身を除く): 386932110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 499, 998, 1249, 1497, 2495, 2498, 2994, 3747, 4990, 6245, 6487, 7485, 7494, 12490, 12974, 14970, 16237, 18735, 19461, 32435, 32474, 37470, 38922, 48711, 64870, 81185, 97305, 97422, 162370, 194610, 243555, 487110, 623251, 1246502, 1869753, 3116255, 3739506, 6232510, 8102263, 9348765, 16204526, 18697530, 24306789, 40511315, 48613578, 81022630, 121533945, 243067890]

約数ペア:

[(1, 243067890), (2, 121533945), (3, 81022630), (5, 48613578), (6, 40511315), (10, 24306789), (13, 18697530), (15, 16204526), (26, 9348765), (30, 8102263), (39, 6232510), (65, 3739506), (78, 3116255), (130, 1869753), (195, 1246502), (390, 623251), (499, 487110), (998, 243555), (1249, 194610), (1497, 162370), (2495, 97422), (2498, 97305), (2994, 81185), (3747, 64870), (4990, 48711), (6245, 38922), (6487, 37470), (7485, 32474), (7494, 32435), (12490, 19461), (12974, 18735), (14970, 16237)]