18644370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 27925230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 97, 129, 149, 194, 215, 258, 291, 298, 430, 447, 485, 582, 645, 745, 894, 970, 1290, 1455, 1490, 2235, 2910, 4171, 4470, 6407, 8342, 12513, 12814, 14453, 19221, 20855, 25026, 28906, 32035, 38442, 41710, 43359, 62565, 64070, 72265, 86718, 96105, 125130, 144530, 192210, 216795, 433590, 621479, 1242958, 1864437, 3107395, 3728874, 6214790, 9322185, 18644370]

約数ペア:

[(1, 18644370), (2, 9322185), (3, 6214790), (5, 3728874), (6, 3107395), (10, 1864437), (15, 1242958), (30, 621479), (43, 433590), (86, 216795), (97, 192210), (129, 144530), (149, 125130), (194, 96105), (215, 86718), (258, 72265), (291, 64070), (298, 62565), (430, 43359), (447, 41710), (485, 38442), (582, 32035), (645, 28906), (745, 25026), (894, 20855), (970, 19221), (1290, 14453), (1455, 12814), (1490, 12513), (2235, 8342), (2910, 6407), (4171, 4470)]