261569200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 669163520

約数和(自身を除く): 407594320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 127, 152, 190, 200, 254, 271, 304, 380, 400, 475, 508, 542, 635, 760, 950, 1016, 1084, 1270, 1355, 1520, 1900, 2032, 2168, 2413, 2540, 2710, 3175, 3800, 4336, 4826, 5080, 5149, 5420, 6350, 6775, 7600, 9652, 10160, 10298, 10840, 12065, 12700, 13550, 19304, 20596, 21680, 24130, 25400, 25745, 27100, 34417, 38608, 41192, 48260, 50800, 51490, 54200, 60325, 68834, 82384, 96520, 102980, 108400, 120650, 128725, 137668, 172085, 193040, 205960, 241300, 257450, 275336, 344170, 411920, 482600, 514900, 550672, 653923, 688340, 860425, 965200, 1029800, 1307846, 1376680, 1720850, 2059600, 2615692, 2753360, 3269615, 3441700, 5231384, 6539230, 6883400, 10462768, 13078460, 13766800, 16348075, 26156920, 32696150, 52313840, 65392300, 130784600, 261569200]

約数ペア:

[(1, 261569200), (2, 130784600), (4, 65392300), (5, 52313840), (8, 32696150), (10, 26156920), (16, 16348075), (19, 13766800), (20, 13078460), (25, 10462768), (38, 6883400), (40, 6539230), (50, 5231384), (76, 3441700), (80, 3269615), (95, 2753360), (100, 2615692), (127, 2059600), (152, 1720850), (190, 1376680), (200, 1307846), (254, 1029800), (271, 965200), (304, 860425), (380, 688340), (400, 653923), (475, 550672), (508, 514900), (542, 482600), (635, 411920), (760, 344170), (950, 275336), (1016, 257450), (1084, 241300), (1270, 205960), (1355, 193040), (1520, 172085), (1900, 137668), (2032, 128725), (2168, 120650), (2413, 108400), (2540, 102980), (2710, 96520), (3175, 82384), (3800, 68834), (4336, 60325), (4826, 54200), (5080, 51490), (5149, 50800), (5420, 48260), (6350, 41192), (6775, 38608), (7600, 34417), (9652, 27100), (10160, 25745), (10298, 25400), (10840, 24130), (12065, 21680), (12700, 20596), (13550, 19304)]