77857560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19661}}^1$

素因数の和:19689

約数の個数: 96

約数和(自身を含む): 276054480

約数和(自身を除く): 198196920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 19661, 39322, 58983, 78644, 98305, 117966, 157288, 176949, 196610, 216271, 235932, 294915, 353898, 393220, 432542, 471864, 589830, 648813, 707796, 786440, 865084, 884745, 1081355, 1179660, 1297626, 1415592, 1730168, 1769490, 1946439, 2162710, 2359320, 2595252, 3244065, 3538980, 3892878, 4325420, 5190504, 6488130, 7077960, 7785756, 8650840, 9732195, 12976260, 15571512, 19464390, 25952520, 38928780, 77857560]

約数ペア:

[(1, 77857560), (2, 38928780), (3, 25952520), (4, 19464390), (5, 15571512), (6, 12976260), (8, 9732195), (9, 8650840), (10, 7785756), (11, 7077960), (12, 6488130), (15, 5190504), (18, 4325420), (20, 3892878), (22, 3538980), (24, 3244065), (30, 2595252), (33, 2359320), (36, 2162710), (40, 1946439), (44, 1769490), (45, 1730168), (55, 1415592), (60, 1297626), (66, 1179660), (72, 1081355), (88, 884745), (90, 865084), (99, 786440), (110, 707796), (120, 648813), (132, 589830), (165, 471864), (180, 432542), (198, 393220), (220, 353898), (264, 294915), (330, 235932), (360, 216271), (396, 196610), (440, 176949), (495, 157288), (660, 117966), (792, 98305), (990, 78644), (1320, 58983), (1980, 39322), (3960, 19661)]