81645960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5623}}^1$

素因数の和:5659

約数の個数: 96

約数和(自身を含む): 269277120

約数和(自身を除く): 187631160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1452, 1815, 2420, 2904, 3630, 4840, 5623, 7260, 11246, 14520, 16869, 22492, 28115, 33738, 44984, 56230, 61853, 67476, 84345, 112460, 123706, 134952, 168690, 185559, 224920, 247412, 309265, 337380, 371118, 494824, 618530, 674760, 680383, 742236, 927795, 1237060, 1360766, 1484472, 1855590, 2041149, 2474120, 2721532, 3401915, 3711180, 4082298, 5443064, 6803830, 7422360, 8164596, 10205745, 13607660, 16329192, 20411490, 27215320, 40822980, 81645960]

約数ペア:

[(1, 81645960), (2, 40822980), (3, 27215320), (4, 20411490), (5, 16329192), (6, 13607660), (8, 10205745), (10, 8164596), (11, 7422360), (12, 6803830), (15, 5443064), (20, 4082298), (22, 3711180), (24, 3401915), (30, 2721532), (33, 2474120), (40, 2041149), (44, 1855590), (55, 1484472), (60, 1360766), (66, 1237060), (88, 927795), (110, 742236), (120, 680383), (121, 674760), (132, 618530), (165, 494824), (220, 371118), (242, 337380), (264, 309265), (330, 247412), (363, 224920), (440, 185559), (484, 168690), (605, 134952), (660, 123706), (726, 112460), (968, 84345), (1210, 67476), (1320, 61853), (1452, 56230), (1815, 44984), (2420, 33738), (2904, 28115), (3630, 22492), (4840, 16869), (5623, 14520), (7260, 11246)]