199819260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8741}}^1$

素因数の和:8883

約数の個数: 72

約数和(自身を含む): 610960896

約数和(自身を除く): 411141636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 7620, 8741, 11430, 17482, 22860, 26223, 34964, 43705, 52446, 78669, 87410, 104892, 131115, 157338, 174820, 262230, 314676, 393345, 524460, 786690, 1110107, 1573380, 2220214, 3330321, 4440428, 5550535, 6660642, 9990963, 11101070, 13321284, 16651605, 19981926, 22202140, 33303210, 39963852, 49954815, 66606420, 99909630, 199819260]

約数ペア:

[(1, 199819260), (2, 99909630), (3, 66606420), (4, 49954815), (5, 39963852), (6, 33303210), (9, 22202140), (10, 19981926), (12, 16651605), (15, 13321284), (18, 11101070), (20, 9990963), (30, 6660642), (36, 5550535), (45, 4440428), (60, 3330321), (90, 2220214), (127, 1573380), (180, 1110107), (254, 786690), (381, 524460), (508, 393345), (635, 314676), (762, 262230), (1143, 174820), (1270, 157338), (1524, 131115), (1905, 104892), (2286, 87410), (2540, 78669), (3810, 52446), (4572, 43705), (5715, 34964), (7620, 26223), (8741, 22860), (11430, 17482)]