78377880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{93307}}^1$

素因数の和:93328

約数の個数: 64

約数和(自身を含む): 268727040

約数和(自身を除く): 190349160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 93307, 186614, 279921, 373228, 466535, 559842, 653149, 746456, 933070, 1119684, 1306298, 1399605, 1866140, 1959447, 2239368, 2612596, 2799210, 3265745, 3732280, 3918894, 5225192, 5598420, 6531490, 7837788, 9797235, 11196840, 13062980, 15675576, 19594470, 26125960, 39188940, 78377880]

約数ペア:

[(1, 78377880), (2, 39188940), (3, 26125960), (4, 19594470), (5, 15675576), (6, 13062980), (7, 11196840), (8, 9797235), (10, 7837788), (12, 6531490), (14, 5598420), (15, 5225192), (20, 3918894), (21, 3732280), (24, 3265745), (28, 2799210), (30, 2612596), (35, 2239368), (40, 1959447), (42, 1866140), (56, 1399605), (60, 1306298), (70, 1119684), (84, 933070), (105, 746456), (120, 653149), (140, 559842), (168, 466535), (210, 373228), (280, 279921), (420, 186614), (840, 93307)]