438200800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:393

約数の個数: 144

約数和(自身を含む): 1139927040

約数和(自身を除く): 701726240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 127, 152, 160, 190, 200, 227, 254, 304, 380, 400, 454, 475, 508, 608, 635, 760, 800, 908, 950, 1016, 1135, 1270, 1520, 1816, 1900, 2032, 2270, 2413, 2540, 3040, 3175, 3632, 3800, 4064, 4313, 4540, 4826, 5080, 5675, 6350, 7264, 7600, 8626, 9080, 9652, 10160, 11350, 12065, 12700, 15200, 17252, 18160, 19304, 20320, 21565, 22700, 24130, 25400, 28829, 34504, 36320, 38608, 43130, 45400, 48260, 50800, 57658, 60325, 69008, 77216, 86260, 90800, 96520, 101600, 107825, 115316, 120650, 138016, 144145, 172520, 181600, 193040, 215650, 230632, 241300, 288290, 345040, 386080, 431300, 461264, 482600, 547751, 576580, 690080, 720725, 862600, 922528, 965200, 1095502, 1153160, 1441450, 1725200, 1930400, 2191004, 2306320, 2738755, 2882900, 3450400, 4382008, 4612640, 5477510, 5765800, 8764016, 10955020, 11531600, 13693775, 17528032, 21910040, 23063200, 27387550, 43820080, 54775100, 87640160, 109550200, 219100400, 438200800]

約数ペア:

[(1, 438200800), (2, 219100400), (4, 109550200), (5, 87640160), (8, 54775100), (10, 43820080), (16, 27387550), (19, 23063200), (20, 21910040), (25, 17528032), (32, 13693775), (38, 11531600), (40, 10955020), (50, 8764016), (76, 5765800), (80, 5477510), (95, 4612640), (100, 4382008), (127, 3450400), (152, 2882900), (160, 2738755), (190, 2306320), (200, 2191004), (227, 1930400), (254, 1725200), (304, 1441450), (380, 1153160), (400, 1095502), (454, 965200), (475, 922528), (508, 862600), (608, 720725), (635, 690080), (760, 576580), (800, 547751), (908, 482600), (950, 461264), (1016, 431300), (1135, 386080), (1270, 345040), (1520, 288290), (1816, 241300), (1900, 230632), (2032, 215650), (2270, 193040), (2413, 181600), (2540, 172520), (3040, 144145), (3175, 138016), (3632, 120650), (3800, 115316), (4064, 107825), (4313, 101600), (4540, 96520), (4826, 90800), (5080, 86260), (5675, 77216), (6350, 69008), (7264, 60325), (7600, 57658), (8626, 50800), (9080, 48260), (9652, 45400), (10160, 43130), (11350, 38608), (12065, 36320), (12700, 34504), (15200, 28829), (17252, 25400), (18160, 24130), (19304, 22700), (20320, 21565)]