65648940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{156307}}^1$

素因数の和:156326

約数の個数: 48

約数和(自身を含む): 210077952

約数和(自身を除く): 144429012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 156307, 312614, 468921, 625228, 781535, 937842, 1094149, 1563070, 1875684, 2188298, 2344605, 3126140, 3282447, 4376596, 4689210, 5470745, 6564894, 9378420, 10941490, 13129788, 16412235, 21882980, 32824470, 65648940]

約数ペア:

[(1, 65648940), (2, 32824470), (3, 21882980), (4, 16412235), (5, 13129788), (6, 10941490), (7, 9378420), (10, 6564894), (12, 5470745), (14, 4689210), (15, 4376596), (20, 3282447), (21, 3126140), (28, 2344605), (30, 2188298), (35, 1875684), (42, 1563070), (60, 1094149), (70, 937842), (84, 781535), (105, 625228), (140, 468921), (210, 312614), (420, 156307)]