788893020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{486971}}^1$

素因数の和:486992

約数の個数: 60

約数和(自身を含む): 2474791704

約数和(自身を除く): 1685898684

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, 486971, 973942, 1460913, 1947884, 2434855, 2921826, 4382739, 4869710, 5843652, 7304565, 8765478, 9739420, 13148217, 14609130, 17530956, 21913695, 26296434, 29218260, 39444651, 43827390, 52592868, 65741085, 78889302, 87654780, 131482170, 157778604, 197223255, 262964340, 394446510, 788893020]

約数ペア:

[(1, 788893020), (2, 394446510), (3, 262964340), (4, 197223255), (5, 157778604), (6, 131482170), (9, 87654780), (10, 78889302), (12, 65741085), (15, 52592868), (18, 43827390), (20, 39444651), (27, 29218260), (30, 26296434), (36, 21913695), (45, 17530956), (54, 14609130), (60, 13148217), (81, 9739420), (90, 8765478), (108, 7304565), (135, 5843652), (162, 4869710), (180, 4382739), (270, 2921826), (324, 2434855), (405, 1947884), (540, 1460913), (810, 973942), (1620, 486971)]