18875666520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{1941941}}^1$

素因数の和:1941967

約数の個数: 96

約数和(自身を含む): 63618019920

約数和(自身を除く): 44742353400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 1941941, 3883882, 5825823, 7767764, 9709705, 11651646, 15535528, 17477469, 19419410, 23303292, 29129115, 34954938, 38838820, 46606584, 52432407, 58258230, 69909876, 77677640, 87387345, 104864814, 116516460, 139819752, 157297221, 174774690, 209729628, 233032920, 262162035, 314594442, 349549380, 419459256, 471891663, 524324070, 629188884, 699098760, 786486105, 943783326, 1048648140, 1258377768, 1572972210, 1887566652, 2097296280, 2359458315, 3145944420, 3775133304, 4718916630, 6291888840, 9437833260, 18875666520]

約数ペア:

[(1, 18875666520), (2, 9437833260), (3, 6291888840), (4, 4718916630), (5, 3775133304), (6, 3145944420), (8, 2359458315), (9, 2097296280), (10, 1887566652), (12, 1572972210), (15, 1258377768), (18, 1048648140), (20, 943783326), (24, 786486105), (27, 699098760), (30, 629188884), (36, 524324070), (40, 471891663), (45, 419459256), (54, 349549380), (60, 314594442), (72, 262162035), (81, 233032920), (90, 209729628), (108, 174774690), (120, 157297221), (135, 139819752), (162, 116516460), (180, 104864814), (216, 87387345), (243, 77677640), (270, 69909876), (324, 58258230), (360, 52432407), (405, 46606584), (486, 38838820), (540, 34954938), (648, 29129115), (810, 23303292), (972, 19419410), (1080, 17477469), (1215, 15535528), (1620, 11651646), (1944, 9709705), (2430, 7767764), (3240, 5825823), (4860, 3883882), (9720, 1941941)]