280030198

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{439}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 512835840

約数和(自身を除く): 232805642

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 283, 322, 439, 566, 878, 1127, 1981, 2254, 3073, 3962, 6146, 6509, 10097, 13018, 13867, 20194, 21511, 27734, 43022, 45563, 70679, 91126, 124237, 141358, 248474, 318941, 494753, 637882, 869659, 989506, 1739318, 2857451, 5714902, 6087613, 12175226, 20002157, 40004314, 140015099, 280030198]

約数ペア:

[(1, 280030198), (2, 140015099), (7, 40004314), (14, 20002157), (23, 12175226), (46, 6087613), (49, 5714902), (98, 2857451), (161, 1739318), (283, 989506), (322, 869659), (439, 637882), (566, 494753), (878, 318941), (1127, 248474), (1981, 141358), (2254, 124237), (3073, 91126), (3962, 70679), (6146, 45563), (6509, 43022), (10097, 27734), (13018, 21511), (13867, 20194)]