208079564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 507144960

約数和(自身を除く): 299065396

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 37, 38, 44, 62, 74, 76, 77, 124, 133, 148, 154, 209, 217, 259, 266, 308, 341, 407, 418, 434, 518, 532, 589, 682, 703, 814, 836, 868, 961, 1036, 1147, 1178, 1364, 1406, 1463, 1628, 1922, 2294, 2356, 2387, 2812, 2849, 2926, 3844, 4123, 4588, 4774, 4921, 5698, 5852, 6479, 6727, 7733, 8029, 8246, 9548, 9842, 10571, 11396, 12617, 12958, 13454, 15466, 16058, 16492, 18259, 19684, 21142, 21793, 25234, 25916, 26908, 30932, 32116, 35557, 36518, 42284, 43586, 45353, 50468, 54131, 71114, 73036, 73997, 87172, 88319, 90706, 108262, 127813, 142228, 147994, 152551, 176638, 181412, 200849, 216524, 239723, 248899, 255626, 295988, 305102, 353276, 391127, 401698, 479446, 497798, 511252, 610204, 675583, 782254, 803396, 958892, 995596, 1351166, 1405943, 1564508, 1678061, 2702332, 2737889, 2811886, 3356122, 4729081, 5475778, 5623772, 6712244, 7431413, 9458162, 10951556, 14862826, 18916324, 29725652, 52019891, 104039782, 208079564]

約数ペア:

[(1, 208079564), (2, 104039782), (4, 52019891), (7, 29725652), (11, 18916324), (14, 14862826), (19, 10951556), (22, 9458162), (28, 7431413), (31, 6712244), (37, 5623772), (38, 5475778), (44, 4729081), (62, 3356122), (74, 2811886), (76, 2737889), (77, 2702332), (124, 1678061), (133, 1564508), (148, 1405943), (154, 1351166), (209, 995596), (217, 958892), (259, 803396), (266, 782254), (308, 675583), (341, 610204), (407, 511252), (418, 497798), (434, 479446), (518, 401698), (532, 391127), (589, 353276), (682, 305102), (703, 295988), (814, 255626), (836, 248899), (868, 239723), (961, 216524), (1036, 200849), (1147, 181412), (1178, 176638), (1364, 152551), (1406, 147994), (1463, 142228), (1628, 127813), (1922, 108262), (2294, 90706), (2356, 88319), (2387, 87172), (2812, 73997), (2849, 73036), (2926, 71114), (3844, 54131), (4123, 50468), (4588, 45353), (4774, 43586), (4921, 42284), (5698, 36518), (5852, 35557), (6479, 32116), (6727, 30932), (7733, 26908), (8029, 25916), (8246, 25234), (9548, 21793), (9842, 21142), (10571, 19684), (11396, 18259), (12617, 16492), (12958, 16058), (13454, 15466)]