245503020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{584531}}^1$

素因数の和:584550

約数の個数: 48

約数和(自身を含む): 785611008

約数和(自身を除く): 540107988

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, 584531, 1169062, 1753593, 2338124, 2922655, 3507186, 4091717, 5845310, 7014372, 8183434, 8767965, 11690620, 12275151, 16366868, 17535930, 20458585, 24550302, 35071860, 40917170, 49100604, 61375755, 81834340, 122751510, 245503020]

約数ペア:

[(1, 245503020), (2, 122751510), (3, 81834340), (4, 61375755), (5, 49100604), (6, 40917170), (7, 35071860), (10, 24550302), (12, 20458585), (14, 17535930), (15, 16366868), (20, 12275151), (21, 11690620), (28, 8767965), (30, 8183434), (35, 7014372), (42, 5845310), (60, 4091717), (70, 3507186), (84, 2922655), (105, 2338124), (140, 1753593), (210, 1169062), (420, 584531)]