137737880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3539}}^1$

素因数の和:3696

約数の個数: 64

約数和(自身を含む): 356832000

約数和(自身を除く): 219094120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3539, 3892, 4865, 5560, 7078, 7784, 9730, 14156, 17695, 19460, 24773, 28312, 35390, 38920, 49546, 70780, 99092, 123865, 141560, 198184, 247730, 491921, 495460, 983842, 990920, 1967684, 2459605, 3443447, 3935368, 4919210, 6886894, 9838420, 13773788, 17217235, 19676840, 27547576, 34434470, 68868940, 137737880]

約数ペア:

[(1, 137737880), (2, 68868940), (4, 34434470), (5, 27547576), (7, 19676840), (8, 17217235), (10, 13773788), (14, 9838420), (20, 6886894), (28, 4919210), (35, 3935368), (40, 3443447), (56, 2459605), (70, 1967684), (139, 990920), (140, 983842), (278, 495460), (280, 491921), (556, 247730), (695, 198184), (973, 141560), (1112, 123865), (1390, 99092), (1946, 70780), (2780, 49546), (3539, 38920), (3892, 35390), (4865, 28312), (5560, 24773), (7078, 19460), (7784, 17695), (9730, 14156)]