5418180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 16982784

約数和(自身を除く): 11564604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 971, 1116, 1395, 1860, 1942, 2790, 2913, 3884, 4855, 5580, 5826, 8739, 9710, 11652, 14565, 17478, 19420, 29130, 30101, 34956, 43695, 58260, 60202, 87390, 90303, 120404, 150505, 174780, 180606, 270909, 301010, 361212, 451515, 541818, 602020, 903030, 1083636, 1354545, 1806060, 2709090, 5418180]

約数ペア:

[(1, 5418180), (2, 2709090), (3, 1806060), (4, 1354545), (5, 1083636), (6, 903030), (9, 602020), (10, 541818), (12, 451515), (15, 361212), (18, 301010), (20, 270909), (30, 180606), (31, 174780), (36, 150505), (45, 120404), (60, 90303), (62, 87390), (90, 60202), (93, 58260), (124, 43695), (155, 34956), (180, 30101), (186, 29130), (279, 19420), (310, 17478), (372, 14565), (465, 11652), (558, 9710), (620, 8739), (930, 5826), (971, 5580), (1116, 4855), (1395, 3884), (1860, 2913), (1942, 2790)]