261898056

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 256

約数和(自身を含む): 920678400

約数和(自身を除く): 658780344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 23, 24, 27, 28, 34, 36, 42, 46, 51, 54, 56, 63, 68, 69, 72, 84, 92, 102, 108, 119, 126, 136, 138, 153, 161, 168, 184, 189, 204, 207, 216, 238, 252, 276, 306, 322, 357, 378, 391, 408, 414, 443, 459, 476, 483, 504, 552, 612, 621, 644, 714, 756, 782, 828, 886, 918, 952, 966, 1071, 1173, 1224, 1242, 1288, 1329, 1428, 1449, 1512, 1564, 1656, 1772, 1836, 1932, 2142, 2346, 2484, 2658, 2737, 2856, 2898, 3101, 3128, 3213, 3519, 3544, 3672, 3864, 3987, 4284, 4347, 4692, 4968, 5316, 5474, 5796, 6202, 6426, 7038, 7531, 7974, 8211, 8568, 8694, 9303, 9384, 10189, 10557, 10632, 10948, 11592, 11961, 12404, 12852, 14076, 15062, 15948, 16422, 17388, 18606, 20378, 21114, 21896, 22593, 23922, 24633, 24808, 25704, 27909, 28152, 30124, 30567, 31896, 32844, 34776, 37212, 40756, 42228, 45186, 47844, 49266, 52717, 55818, 60248, 61134, 65688, 67779, 71323, 73899, 74424, 81512, 83727, 84456, 90372, 91701, 95688, 98532, 105434, 111636, 122268, 135558, 142646, 147798, 158151, 167454, 173213, 180744, 183402, 197064, 203337, 210868, 213969, 223272, 244536, 271116, 275103, 285292, 295596, 316302, 334908, 346426, 366804, 406674, 421736, 427938, 474453, 519639, 542232, 550206, 570584, 591192, 632604, 641907, 669816, 692852, 733608, 813348, 855876, 948906, 1039278, 1100412, 1212491, 1265208, 1283814, 1385704, 1423359, 1558917, 1626696, 1711752, 1897812, 1925721, 2078556, 2200824, 2424982, 2567628, 2846718, 3117834, 3637473, 3795624, 3851442, 4157112, 4676751, 4849964, 5135256, 5693436, 6235668, 7274946, 7702884, 9353502, 9699928, 10912419, 11386872, 12471336, 14549892, 15405768, 18707004, 21824838, 29099784, 32737257, 37414008, 43649676, 65474514, 87299352, 130949028, 261898056]

約数ペア:

[(1, 261898056), (2, 130949028), (3, 87299352), (4, 65474514), (6, 43649676), (7, 37414008), (8, 32737257), (9, 29099784), (12, 21824838), (14, 18707004), (17, 15405768), (18, 14549892), (21, 12471336), (23, 11386872), (24, 10912419), (27, 9699928), (28, 9353502), (34, 7702884), (36, 7274946), (42, 6235668), (46, 5693436), (51, 5135256), (54, 4849964), (56, 4676751), (63, 4157112), (68, 3851442), (69, 3795624), (72, 3637473), (84, 3117834), (92, 2846718), (102, 2567628), (108, 2424982), (119, 2200824), (126, 2078556), (136, 1925721), (138, 1897812), (153, 1711752), (161, 1626696), (168, 1558917), (184, 1423359), (189, 1385704), (204, 1283814), (207, 1265208), (216, 1212491), (238, 1100412), (252, 1039278), (276, 948906), (306, 855876), (322, 813348), (357, 733608), (378, 692852), (391, 669816), (408, 641907), (414, 632604), (443, 591192), (459, 570584), (476, 550206), (483, 542232), (504, 519639), (552, 474453), (612, 427938), (621, 421736), (644, 406674), (714, 366804), (756, 346426), (782, 334908), (828, 316302), (886, 295596), (918, 285292), (952, 275103), (966, 271116), (1071, 244536), (1173, 223272), (1224, 213969), (1242, 210868), (1288, 203337), (1329, 197064), (1428, 183402), (1449, 180744), (1512, 173213), (1564, 167454), (1656, 158151), (1772, 147798), (1836, 142646), (1932, 135558), (2142, 122268), (2346, 111636), (2484, 105434), (2658, 98532), (2737, 95688), (2856, 91701), (2898, 90372), (3101, 84456), (3128, 83727), (3213, 81512), (3519, 74424), (3544, 73899), (3672, 71323), (3864, 67779), (3987, 65688), (4284, 61134), (4347, 60248), (4692, 55818), (4968, 52717), (5316, 49266), (5474, 47844), (5796, 45186), (6202, 42228), (6426, 40756), (7038, 37212), (7531, 34776), (7974, 32844), (8211, 31896), (8568, 30567), (8694, 30124), (9303, 28152), (9384, 27909), (10189, 25704), (10557, 24808), (10632, 24633), (10948, 23922), (11592, 22593), (11961, 21896), (12404, 21114), (12852, 20378), (14076, 18606), (15062, 17388), (15948, 16422)]