245874174

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 645442560

約数和(自身を除く): 399568386

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 137, 173, 182, 247, 266, 273, 274, 346, 399, 411, 494, 519, 546, 741, 798, 822, 959, 1038, 1211, 1482, 1729, 1781, 1918, 2249, 2422, 2603, 2877, 3287, 3458, 3562, 3633, 4498, 5187, 5206, 5343, 5754, 6574, 6747, 7266, 7809, 9861, 10374, 10686, 12467, 13494, 15618, 15743, 18221, 19722, 23009, 23701, 24934, 31486, 33839, 36442, 37401, 42731, 46018, 47229, 47402, 54663, 67678, 69027, 71103, 74802, 85462, 94458, 101517, 109326, 128193, 138054, 142206, 165907, 203034, 236873, 256386, 299117, 308113, 331814, 450319, 473746, 497721, 598234, 616226, 710619, 897351, 900638, 924339, 995442, 1350957, 1421238, 1794702, 1848678, 2156791, 2701914, 3152233, 4313582, 5854147, 6304466, 6470373, 9456699, 11708294, 12940746, 17562441, 18913398, 35124882, 40979029, 81958058, 122937087, 245874174]

約数ペア:

[(1, 245874174), (2, 122937087), (3, 81958058), (6, 40979029), (7, 35124882), (13, 18913398), (14, 17562441), (19, 12940746), (21, 11708294), (26, 9456699), (38, 6470373), (39, 6304466), (42, 5854147), (57, 4313582), (78, 3152233), (91, 2701914), (114, 2156791), (133, 1848678), (137, 1794702), (173, 1421238), (182, 1350957), (247, 995442), (266, 924339), (273, 900638), (274, 897351), (346, 710619), (399, 616226), (411, 598234), (494, 497721), (519, 473746), (546, 450319), (741, 331814), (798, 308113), (822, 299117), (959, 256386), (1038, 236873), (1211, 203034), (1482, 165907), (1729, 142206), (1781, 138054), (1918, 128193), (2249, 109326), (2422, 101517), (2603, 94458), (2877, 85462), (3287, 74802), (3458, 71103), (3562, 69027), (3633, 67678), (4498, 54663), (5187, 47402), (5206, 47229), (5343, 46018), (5754, 42731), (6574, 37401), (6747, 36442), (7266, 33839), (7809, 31486), (9861, 24934), (10374, 23701), (10686, 23009), (12467, 19722), (13494, 18221), (15618, 15743)]