131381200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 339040800

約数和(自身を除く): 207659600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 59, 76, 80, 95, 100, 118, 152, 190, 200, 236, 293, 295, 304, 380, 400, 472, 475, 586, 590, 760, 944, 950, 1121, 1172, 1180, 1465, 1475, 1520, 1900, 2242, 2344, 2360, 2930, 2950, 3800, 4484, 4688, 4720, 5567, 5605, 5860, 5900, 7325, 7600, 8968, 11134, 11210, 11720, 11800, 14650, 17287, 17936, 22268, 22420, 23440, 23600, 27835, 28025, 29300, 34574, 44536, 44840, 55670, 56050, 58600, 69148, 86435, 89072, 89680, 111340, 112100, 117200, 138296, 139175, 172870, 222680, 224200, 276592, 278350, 328453, 345740, 432175, 445360, 448400, 556700, 656906, 691480, 864350, 1113400, 1313812, 1382960, 1642265, 1728700, 2226800, 2627624, 3284530, 3457400, 5255248, 6569060, 6914800, 8211325, 13138120, 16422650, 26276240, 32845300, 65690600, 131381200]

約数ペア:

[(1, 131381200), (2, 65690600), (4, 32845300), (5, 26276240), (8, 16422650), (10, 13138120), (16, 8211325), (19, 6914800), (20, 6569060), (25, 5255248), (38, 3457400), (40, 3284530), (50, 2627624), (59, 2226800), (76, 1728700), (80, 1642265), (95, 1382960), (100, 1313812), (118, 1113400), (152, 864350), (190, 691480), (200, 656906), (236, 556700), (293, 448400), (295, 445360), (304, 432175), (380, 345740), (400, 328453), (472, 278350), (475, 276592), (586, 224200), (590, 222680), (760, 172870), (944, 139175), (950, 138296), (1121, 117200), (1172, 112100), (1180, 111340), (1465, 89680), (1475, 89072), (1520, 86435), (1900, 69148), (2242, 58600), (2344, 56050), (2360, 55670), (2930, 44840), (2950, 44536), (3800, 34574), (4484, 29300), (4688, 28025), (4720, 27835), (5567, 23600), (5605, 23440), (5860, 22420), (5900, 22268), (7325, 17936), (7600, 17287), (8968, 14650), (11134, 11800), (11210, 11720)]