198671880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2551}}^1$

素因数の和:2635

約数の個数: 128

約数和(自身を含む): 661478400

約数和(自身を除く): 462806520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 59, 60, 66, 88, 110, 118, 120, 132, 165, 177, 220, 236, 264, 295, 330, 354, 440, 472, 590, 649, 660, 708, 885, 1180, 1298, 1320, 1416, 1770, 1947, 2360, 2551, 2596, 3245, 3540, 3894, 5102, 5192, 6490, 7080, 7653, 7788, 9735, 10204, 12755, 12980, 15306, 15576, 19470, 20408, 25510, 25960, 28061, 30612, 38265, 38940, 51020, 56122, 61224, 76530, 77880, 84183, 102040, 112244, 140305, 150509, 153060, 168366, 224488, 280610, 301018, 306120, 336732, 420915, 451527, 561220, 602036, 673464, 752545, 841830, 903054, 1122440, 1204072, 1505090, 1655599, 1683660, 1806108, 2257635, 3010180, 3311198, 3367320, 3612216, 4515270, 4966797, 6020360, 6622396, 8277995, 9030540, 9933594, 13244792, 16555990, 18061080, 19867188, 24833985, 33111980, 39734376, 49667970, 66223960, 99335940, 198671880]

約数ペア:

[(1, 198671880), (2, 99335940), (3, 66223960), (4, 49667970), (5, 39734376), (6, 33111980), (8, 24833985), (10, 19867188), (11, 18061080), (12, 16555990), (15, 13244792), (20, 9933594), (22, 9030540), (24, 8277995), (30, 6622396), (33, 6020360), (40, 4966797), (44, 4515270), (55, 3612216), (59, 3367320), (60, 3311198), (66, 3010180), (88, 2257635), (110, 1806108), (118, 1683660), (120, 1655599), (132, 1505090), (165, 1204072), (177, 1122440), (220, 903054), (236, 841830), (264, 752545), (295, 673464), (330, 602036), (354, 561220), (440, 451527), (472, 420915), (590, 336732), (649, 306120), (660, 301018), (708, 280610), (885, 224488), (1180, 168366), (1298, 153060), (1320, 150509), (1416, 140305), (1770, 112244), (1947, 102040), (2360, 84183), (2551, 77880), (2596, 76530), (3245, 61224), (3540, 56122), (3894, 51020), (5102, 38940), (5192, 38265), (6490, 30612), (7080, 28061), (7653, 25960), (7788, 25510), (9735, 20408), (10204, 19470), (12755, 15576), (12980, 15306)]