897768180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{5623}}^1$

素因数の和:6525

約数の個数: 72

約数和(自身を含む): 2726785152

約数和(自身を除く): 1829016972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 887, 1774, 2661, 3548, 4435, 5322, 5623, 7983, 8870, 10644, 11246, 13305, 15966, 16869, 17740, 22492, 26610, 28115, 31932, 33738, 39915, 50607, 53220, 56230, 67476, 79830, 84345, 101214, 112460, 159660, 168690, 202428, 253035, 337380, 506070, 1012140, 4987601, 9975202, 14962803, 19950404, 24938005, 29925606, 44888409, 49876010, 59851212, 74814015, 89776818, 99752020, 149628030, 179553636, 224442045, 299256060, 448884090, 897768180]

約数ペア:

[(1, 897768180), (2, 448884090), (3, 299256060), (4, 224442045), (5, 179553636), (6, 149628030), (9, 99752020), (10, 89776818), (12, 74814015), (15, 59851212), (18, 49876010), (20, 44888409), (30, 29925606), (36, 24938005), (45, 19950404), (60, 14962803), (90, 9975202), (180, 4987601), (887, 1012140), (1774, 506070), (2661, 337380), (3548, 253035), (4435, 202428), (5322, 168690), (5623, 159660), (7983, 112460), (8870, 101214), (10644, 84345), (11246, 79830), (13305, 67476), (15966, 56230), (16869, 53220), (17740, 50607), (22492, 39915), (26610, 33738), (28115, 31932)]