209887920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26501}}^1$

素因数の和:26531

約数の個数: 120

約数和(自身を含む): 768982032

約数和(自身を除く): 559094112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 26501, 53002, 79503, 106004, 132505, 159006, 212008, 238509, 265010, 291511, 318012, 397515, 424016, 477018, 530020, 583022, 636024, 795030, 874533, 954036, 1060040, 1166044, 1192545, 1272048, 1457555, 1590060, 1749066, 1908072, 2120080, 2332088, 2385090, 2623599, 2915110, 3180120, 3498132, 3816144, 4372665, 4664176, 4770180, 5247198, 5830220, 6360240, 6996264, 8745330, 9540360, 10494396, 11660440, 13117995, 13992528, 17490660, 19080720, 20988792, 23320880, 26235990, 34981320, 41977584, 52471980, 69962640, 104943960, 209887920]

約数ペア:

[(1, 209887920), (2, 104943960), (3, 69962640), (4, 52471980), (5, 41977584), (6, 34981320), (8, 26235990), (9, 23320880), (10, 20988792), (11, 19080720), (12, 17490660), (15, 13992528), (16, 13117995), (18, 11660440), (20, 10494396), (22, 9540360), (24, 8745330), (30, 6996264), (33, 6360240), (36, 5830220), (40, 5247198), (44, 4770180), (45, 4664176), (48, 4372665), (55, 3816144), (60, 3498132), (66, 3180120), (72, 2915110), (80, 2623599), (88, 2385090), (90, 2332088), (99, 2120080), (110, 1908072), (120, 1749066), (132, 1590060), (144, 1457555), (165, 1272048), (176, 1192545), (180, 1166044), (198, 1060040), (220, 954036), (240, 874533), (264, 795030), (330, 636024), (360, 583022), (396, 530020), (440, 477018), (495, 424016), (528, 397515), (660, 318012), (720, 291511), (792, 265010), (880, 238509), (990, 212008), (1320, 159006), (1584, 132505), (1980, 106004), (2640, 79503), (3960, 53002), (7920, 26501)]