208262800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 535853600

約数和(自身を除く): 327590800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 67, 76, 80, 95, 100, 134, 152, 190, 200, 268, 304, 335, 380, 400, 409, 475, 536, 670, 760, 818, 950, 1072, 1273, 1340, 1520, 1636, 1675, 1900, 2045, 2546, 2680, 3272, 3350, 3800, 4090, 5092, 5360, 6365, 6544, 6700, 7600, 7771, 8180, 10184, 10225, 12730, 13400, 15542, 16360, 20368, 20450, 25460, 26800, 27403, 31084, 31825, 32720, 38855, 40900, 50920, 54806, 62168, 63650, 77710, 81800, 101840, 109612, 124336, 127300, 137015, 155420, 163600, 194275, 219224, 254600, 274030, 310840, 388550, 438448, 509200, 520657, 548060, 621680, 685075, 777100, 1041314, 1096120, 1370150, 1554200, 2082628, 2192240, 2603285, 2740300, 3108400, 4165256, 5206570, 5480600, 8330512, 10413140, 10961200, 13016425, 20826280, 26032850, 41652560, 52065700, 104131400, 208262800]

約数ペア:

[(1, 208262800), (2, 104131400), (4, 52065700), (5, 41652560), (8, 26032850), (10, 20826280), (16, 13016425), (19, 10961200), (20, 10413140), (25, 8330512), (38, 5480600), (40, 5206570), (50, 4165256), (67, 3108400), (76, 2740300), (80, 2603285), (95, 2192240), (100, 2082628), (134, 1554200), (152, 1370150), (190, 1096120), (200, 1041314), (268, 777100), (304, 685075), (335, 621680), (380, 548060), (400, 520657), (409, 509200), (475, 438448), (536, 388550), (670, 310840), (760, 274030), (818, 254600), (950, 219224), (1072, 194275), (1273, 163600), (1340, 155420), (1520, 137015), (1636, 127300), (1675, 124336), (1900, 109612), (2045, 101840), (2546, 81800), (2680, 77710), (3272, 63650), (3350, 62168), (3800, 54806), (4090, 50920), (5092, 40900), (5360, 38855), (6365, 32720), (6544, 31825), (6700, 31084), (7600, 27403), (7771, 26800), (8180, 25460), (10184, 20450), (10225, 20368), (12730, 16360), (13400, 15542)]