1648487120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{154933}}^1$

素因数の和:154972

約数の個数: 80

約数和(自身を含む): 4610835840

約数和(自身を除く): 2962348720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 154933, 309866, 619732, 774665, 1084531, 1239464, 1549330, 2169062, 2478928, 2943727, 3098660, 4338124, 5422655, 5887454, 6197320, 8676248, 10845310, 11774908, 12394640, 14718635, 17352496, 20606089, 21690620, 23549816, 29437270, 41212178, 43381240, 47099632, 58874540, 82424356, 86762480, 103030445, 117749080, 164848712, 206060890, 235498160, 329697424, 412121780, 824243560, 1648487120]

約数ペア:

[(1, 1648487120), (2, 824243560), (4, 412121780), (5, 329697424), (7, 235498160), (8, 206060890), (10, 164848712), (14, 117749080), (16, 103030445), (19, 86762480), (20, 82424356), (28, 58874540), (35, 47099632), (38, 43381240), (40, 41212178), (56, 29437270), (70, 23549816), (76, 21690620), (80, 20606089), (95, 17352496), (112, 14718635), (133, 12394640), (140, 11774908), (152, 10845310), (190, 8676248), (266, 6197320), (280, 5887454), (304, 5422655), (380, 4338124), (532, 3098660), (560, 2943727), (665, 2478928), (760, 2169062), (1064, 1549330), (1330, 1239464), (1520, 1084531), (2128, 774665), (2660, 619732), (5320, 309866), (10640, 154933)]