198778788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 576051840

約数和(自身を除く): 377273052

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 59, 69, 78, 92, 117, 118, 138, 156, 177, 207, 234, 236, 276, 299, 313, 354, 414, 468, 531, 598, 626, 708, 767, 828, 897, 939, 1062, 1196, 1252, 1357, 1534, 1794, 1878, 2124, 2301, 2691, 2714, 2817, 3068, 3588, 3756, 4069, 4071, 4602, 5382, 5428, 5634, 6903, 7199, 8138, 8142, 9204, 10764, 11268, 12207, 12213, 13806, 14398, 16276, 16284, 17641, 18467, 21597, 24414, 24426, 27612, 28796, 35282, 36621, 36934, 43194, 48828, 48852, 52923, 55401, 64791, 70564, 73242, 73868, 86388, 93587, 105846, 110802, 129582, 146484, 158769, 166203, 187174, 211692, 221604, 240071, 259164, 280761, 317538, 332406, 374348, 424741, 480142, 561522, 635076, 664812, 720213, 842283, 849482, 960284, 1123044, 1274223, 1440426, 1684566, 1698964, 2160639, 2548446, 2880852, 3369132, 3822669, 4321278, 5096892, 5521633, 7645338, 8642556, 11043266, 15290676, 16564899, 22086532, 33129798, 49694697, 66259596, 99389394, 198778788]

約数ペア:

[(1, 198778788), (2, 99389394), (3, 66259596), (4, 49694697), (6, 33129798), (9, 22086532), (12, 16564899), (13, 15290676), (18, 11043266), (23, 8642556), (26, 7645338), (36, 5521633), (39, 5096892), (46, 4321278), (52, 3822669), (59, 3369132), (69, 2880852), (78, 2548446), (92, 2160639), (117, 1698964), (118, 1684566), (138, 1440426), (156, 1274223), (177, 1123044), (207, 960284), (234, 849482), (236, 842283), (276, 720213), (299, 664812), (313, 635076), (354, 561522), (414, 480142), (468, 424741), (531, 374348), (598, 332406), (626, 317538), (708, 280761), (767, 259164), (828, 240071), (897, 221604), (939, 211692), (1062, 187174), (1196, 166203), (1252, 158769), (1357, 146484), (1534, 129582), (1794, 110802), (1878, 105846), (2124, 93587), (2301, 86388), (2691, 73868), (2714, 73242), (2817, 70564), (3068, 64791), (3588, 55401), (3756, 52923), (4069, 48852), (4071, 48828), (4602, 43194), (5382, 36934), (5428, 36621), (5634, 35282), (6903, 28796), (7199, 27612), (8138, 24426), (8142, 24414), (9204, 21597), (10764, 18467), (11268, 17641), (12207, 16284), (12213, 16276), (13806, 14398)]