206606820

素因数分解:

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

素因数の和:3697

約数の個数: 96

約数和(自身を含む): 666086400

約数和(自身を除く): 459479580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 556, 695, 834, 973, 1390, 1668, 1946, 2085, 2780, 2919, 3539, 3892, 4170, 4865, 5838, 7078, 8340, 9730, 10617, 11676, 14156, 14595, 17695, 19460, 21234, 24773, 29190, 35390, 42468, 49546, 53085, 58380, 70780, 74319, 99092, 106170, 123865, 148638, 212340, 247730, 297276, 371595, 491921, 495460, 743190, 983842, 1475763, 1486380, 1967684, 2459605, 2951526, 3443447, 4919210, 5903052, 6886894, 7378815, 9838420, 10330341, 13773788, 14757630, 17217235, 20660682, 29515260, 34434470, 41321364, 51651705, 68868940, 103303410, 206606820]

約数ペア:

[(1, 206606820), (2, 103303410), (3, 68868940), (4, 51651705), (5, 41321364), (6, 34434470), (7, 29515260), (10, 20660682), (12, 17217235), (14, 14757630), (15, 13773788), (20, 10330341), (21, 9838420), (28, 7378815), (30, 6886894), (35, 5903052), (42, 4919210), (60, 3443447), (70, 2951526), (84, 2459605), (105, 1967684), (139, 1486380), (140, 1475763), (210, 983842), (278, 743190), (417, 495460), (420, 491921), (556, 371595), (695, 297276), (834, 247730), (973, 212340), (1390, 148638), (1668, 123865), (1946, 106170), (2085, 99092), (2780, 74319), (2919, 70780), (3539, 58380), (3892, 53085), (4170, 49546), (4865, 42468), (5838, 35390), (7078, 29190), (8340, 24773), (9730, 21234), (10617, 19460), (11676, 17695), (14156, 14595)]