87022980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43951}}^1$

素因数の和:43977

約数の個数: 72

約数和(自身を含む): 287973504

約数和(自身を除く): 200950524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 43951, 87902, 131853, 175804, 219755, 263706, 395559, 439510, 483461, 527412, 659265, 791118, 879020, 966922, 1318530, 1450383, 1582236, 1933844, 1977795, 2417305, 2637060, 2900766, 3955590, 4351149, 4834610, 5801532, 7251915, 7911180, 8702298, 9669220, 14503830, 17404596, 21755745, 29007660, 43511490, 87022980]

約数ペア:

[(1, 87022980), (2, 43511490), (3, 29007660), (4, 21755745), (5, 17404596), (6, 14503830), (9, 9669220), (10, 8702298), (11, 7911180), (12, 7251915), (15, 5801532), (18, 4834610), (20, 4351149), (22, 3955590), (30, 2900766), (33, 2637060), (36, 2417305), (44, 1977795), (45, 1933844), (55, 1582236), (60, 1450383), (66, 1318530), (90, 966922), (99, 879020), (110, 791118), (132, 659265), (165, 527412), (180, 483461), (198, 439510), (220, 395559), (330, 263706), (396, 219755), (495, 175804), (660, 131853), (990, 87902), (1980, 43951)]