38538180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23789}}^1$

素因数の和:23810

約数の個数: 60

約数和(自身を含む): 120900780

約数和(自身を除く): 82362600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 23789, 47578, 71367, 95156, 118945, 142734, 214101, 237890, 285468, 356835, 428202, 475780, 642303, 713670, 856404, 1070505, 1284606, 1427340, 1926909, 2141010, 2569212, 3211515, 3853818, 4282020, 6423030, 7707636, 9634545, 12846060, 19269090, 38538180]

約数ペア:

[(1, 38538180), (2, 19269090), (3, 12846060), (4, 9634545), (5, 7707636), (6, 6423030), (9, 4282020), (10, 3853818), (12, 3211515), (15, 2569212), (18, 2141010), (20, 1926909), (27, 1427340), (30, 1284606), (36, 1070505), (45, 856404), (54, 713670), (60, 642303), (81, 475780), (90, 428202), (108, 356835), (135, 285468), (162, 237890), (180, 214101), (270, 142734), (324, 118945), (405, 95156), (540, 71367), (810, 47578), (1620, 23789)]