255817730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{22699}}^1$

素因数の和:22743

約数の個数: 48

約数和(自身を含む): 558964800

約数和(自身を除く): 303147070

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 5635, 11270, 22699, 45398, 113495, 158893, 226990, 317786, 522077, 794465, 1044154, 1112251, 1588930, 2224502, 2610385, 3654539, 5220770, 5561255, 7309078, 11122510, 18272695, 25581773, 36545390, 51163546, 127908865, 255817730]

約数ペア:

[(1, 255817730), (2, 127908865), (5, 51163546), (7, 36545390), (10, 25581773), (14, 18272695), (23, 11122510), (35, 7309078), (46, 5561255), (49, 5220770), (70, 3654539), (98, 2610385), (115, 2224502), (161, 1588930), (230, 1112251), (245, 1044154), (322, 794465), (490, 522077), (805, 317786), (1127, 226990), (1610, 158893), (2254, 113495), (5635, 45398), (11270, 22699)]