290936340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{538771}}^1$

素因数の和:538789

約数の個数: 48

約数和(自身を含む): 905136960

約数和(自身を除く): 614200620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 538771, 1077542, 1616313, 2155084, 2693855, 3232626, 4848939, 5387710, 6465252, 8081565, 9697878, 10775420, 14546817, 16163130, 19395756, 24244695, 29093634, 32326260, 48489390, 58187268, 72734085, 96978780, 145468170, 290936340]

約数ペア:

[(1, 290936340), (2, 145468170), (3, 96978780), (4, 72734085), (5, 58187268), (6, 48489390), (9, 32326260), (10, 29093634), (12, 24244695), (15, 19395756), (18, 16163130), (20, 14546817), (27, 10775420), (30, 9697878), (36, 8081565), (45, 6465252), (54, 5387710), (60, 4848939), (90, 3232626), (108, 2693855), (135, 2155084), (180, 1616313), (270, 1077542), (540, 538771)]