80766420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1867}}^1$

素因数の和:1989

約数の個数: 96

約数和(自身を含む): 261101568

約数和(自身を除く): 180335148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 721, 1030, 1236, 1442, 1545, 1867, 2060, 2163, 2884, 3090, 3605, 3734, 4326, 5601, 6180, 7210, 7468, 8652, 9335, 10815, 11202, 13069, 14420, 18670, 21630, 22404, 26138, 28005, 37340, 39207, 43260, 52276, 56010, 65345, 78414, 112020, 130690, 156828, 192301, 196035, 261380, 384602, 392070, 576903, 769204, 784140, 961505, 1153806, 1346107, 1923010, 2307612, 2692214, 2884515, 3846020, 4038321, 5384428, 5769030, 6730535, 8076642, 11538060, 13461070, 16153284, 20191605, 26922140, 40383210, 80766420]

約数ペア:

[(1, 80766420), (2, 40383210), (3, 26922140), (4, 20191605), (5, 16153284), (6, 13461070), (7, 11538060), (10, 8076642), (12, 6730535), (14, 5769030), (15, 5384428), (20, 4038321), (21, 3846020), (28, 2884515), (30, 2692214), (35, 2307612), (42, 1923010), (60, 1346107), (70, 1153806), (84, 961505), (103, 784140), (105, 769204), (140, 576903), (206, 392070), (210, 384602), (309, 261380), (412, 196035), (420, 192301), (515, 156828), (618, 130690), (721, 112020), (1030, 78414), (1236, 65345), (1442, 56010), (1545, 52276), (1867, 43260), (2060, 39207), (2163, 37340), (2884, 28005), (3090, 26138), (3605, 22404), (3734, 21630), (4326, 18670), (5601, 14420), (6180, 13069), (7210, 11202), (7468, 10815), (8652, 9335)]