261364152

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2213}}^1$

素因数の和:2285

約数の個数: 128

約数和(自身を含む): 807667200

約数和(自身を除く): 546303048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 37, 38, 42, 56, 57, 74, 76, 84, 111, 114, 133, 148, 152, 168, 222, 228, 259, 266, 296, 399, 444, 456, 518, 532, 703, 777, 798, 888, 1036, 1064, 1406, 1554, 1596, 2072, 2109, 2213, 2812, 3108, 3192, 4218, 4426, 4921, 5624, 6216, 6639, 8436, 8852, 9842, 13278, 14763, 15491, 16872, 17704, 19684, 26556, 29526, 30982, 39368, 42047, 46473, 53112, 59052, 61964, 81881, 84094, 92946, 118104, 123928, 126141, 163762, 168188, 185892, 245643, 252282, 294329, 327524, 336376, 371784, 491286, 504564, 573167, 588658, 655048, 882987, 982572, 1009128, 1146334, 1177316, 1555739, 1719501, 1765974, 1965144, 2292668, 2354632, 3111478, 3439002, 3531948, 4585336, 4667217, 6222956, 6878004, 7063896, 9334434, 10890173, 12445912, 13756008, 18668868, 21780346, 32670519, 37337736, 43560692, 65341038, 87121384, 130682076, 261364152]

約数ペア:

[(1, 261364152), (2, 130682076), (3, 87121384), (4, 65341038), (6, 43560692), (7, 37337736), (8, 32670519), (12, 21780346), (14, 18668868), (19, 13756008), (21, 12445912), (24, 10890173), (28, 9334434), (37, 7063896), (38, 6878004), (42, 6222956), (56, 4667217), (57, 4585336), (74, 3531948), (76, 3439002), (84, 3111478), (111, 2354632), (114, 2292668), (133, 1965144), (148, 1765974), (152, 1719501), (168, 1555739), (222, 1177316), (228, 1146334), (259, 1009128), (266, 982572), (296, 882987), (399, 655048), (444, 588658), (456, 573167), (518, 504564), (532, 491286), (703, 371784), (777, 336376), (798, 327524), (888, 294329), (1036, 252282), (1064, 245643), (1406, 185892), (1554, 168188), (1596, 163762), (2072, 126141), (2109, 123928), (2213, 118104), (2812, 92946), (3108, 84094), (3192, 81881), (4218, 61964), (4426, 59052), (4921, 53112), (5624, 46473), (6216, 42047), (6639, 39368), (8436, 30982), (8852, 29526), (9842, 26556), (13278, 19684), (14763, 17704), (15491, 16872)]