128090172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4721}}^1$

素因数の和:4771

約数の個数: 96

約数和(自身を含む): 380782080

約数和(自身を除く): 252691908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 19, 21, 28, 34, 38, 42, 51, 57, 68, 76, 84, 102, 114, 119, 133, 204, 228, 238, 266, 323, 357, 399, 476, 532, 646, 714, 798, 969, 1292, 1428, 1596, 1938, 2261, 3876, 4522, 4721, 6783, 9044, 9442, 13566, 14163, 18884, 27132, 28326, 33047, 56652, 66094, 80257, 89699, 99141, 132188, 160514, 179398, 198282, 240771, 269097, 321028, 358796, 396564, 481542, 538194, 561799, 627893, 963084, 1076388, 1123598, 1255786, 1524883, 1685397, 1883679, 2247196, 2511572, 3049766, 3370794, 3767358, 4574649, 6099532, 6741588, 7534716, 9149298, 10674181, 18298596, 21348362, 32022543, 42696724, 64045086, 128090172]

約数ペア:

[(1, 128090172), (2, 64045086), (3, 42696724), (4, 32022543), (6, 21348362), (7, 18298596), (12, 10674181), (14, 9149298), (17, 7534716), (19, 6741588), (21, 6099532), (28, 4574649), (34, 3767358), (38, 3370794), (42, 3049766), (51, 2511572), (57, 2247196), (68, 1883679), (76, 1685397), (84, 1524883), (102, 1255786), (114, 1123598), (119, 1076388), (133, 963084), (204, 627893), (228, 561799), (238, 538194), (266, 481542), (323, 396564), (357, 358796), (399, 321028), (476, 269097), (532, 240771), (646, 198282), (714, 179398), (798, 160514), (969, 132188), (1292, 99141), (1428, 89699), (1596, 80257), (1938, 66094), (2261, 56652), (3876, 33047), (4522, 28326), (4721, 27132), (6783, 18884), (9044, 14163), (9442, 13566)]