63798420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{151901}}^1$

素因数の和:151920

約数の個数: 48

約数和(自身を含む): 204156288

約数和(自身を除く): 140357868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 151901, 303802, 455703, 607604, 759505, 911406, 1063307, 1519010, 1822812, 2126614, 2278515, 3038020, 3189921, 4253228, 4557030, 5316535, 6379842, 9114060, 10633070, 12759684, 15949605, 21266140, 31899210, 63798420]

約数ペア:

[(1, 63798420), (2, 31899210), (3, 21266140), (4, 15949605), (5, 12759684), (6, 10633070), (7, 9114060), (10, 6379842), (12, 5316535), (14, 4557030), (15, 4253228), (20, 3189921), (21, 3038020), (28, 2278515), (30, 2126614), (35, 1822812), (42, 1519010), (60, 1063307), (70, 911406), (84, 759505), (105, 607604), (140, 455703), (210, 303802), (420, 151901)]