280763000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1$

素因数の和:2158

約数の個数: 128

約数和(自身を含む): 790732800

約数和(自身を除く): 509969800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 200, 250, 266, 280, 350, 380, 475, 500, 532, 665, 700, 760, 875, 950, 1000, 1064, 1330, 1400, 1750, 1900, 2111, 2375, 2660, 3325, 3500, 3800, 4222, 4750, 5320, 6650, 7000, 8444, 9500, 10555, 13300, 14777, 16625, 16888, 19000, 21110, 26600, 29554, 33250, 40109, 42220, 52775, 59108, 66500, 73885, 80218, 84440, 105550, 118216, 133000, 147770, 160436, 200545, 211100, 263875, 280763, 295540, 320872, 369425, 401090, 422200, 527750, 561526, 591080, 738850, 802180, 1002725, 1055500, 1123052, 1403815, 1477700, 1604360, 1847125, 2005450, 2111000, 2246104, 2807630, 2955400, 3694250, 4010900, 5013625, 5615260, 7019075, 7388500, 8021800, 10027250, 11230520, 14038150, 14777000, 20054500, 28076300, 35095375, 40109000, 56152600, 70190750, 140381500, 280763000]

約数ペア:

[(1, 280763000), (2, 140381500), (4, 70190750), (5, 56152600), (7, 40109000), (8, 35095375), (10, 28076300), (14, 20054500), (19, 14777000), (20, 14038150), (25, 11230520), (28, 10027250), (35, 8021800), (38, 7388500), (40, 7019075), (50, 5615260), (56, 5013625), (70, 4010900), (76, 3694250), (95, 2955400), (100, 2807630), (125, 2246104), (133, 2111000), (140, 2005450), (152, 1847125), (175, 1604360), (190, 1477700), (200, 1403815), (250, 1123052), (266, 1055500), (280, 1002725), (350, 802180), (380, 738850), (475, 591080), (500, 561526), (532, 527750), (665, 422200), (700, 401090), (760, 369425), (875, 320872), (950, 295540), (1000, 280763), (1064, 263875), (1330, 211100), (1400, 200545), (1750, 160436), (1900, 147770), (2111, 133000), (2375, 118216), (2660, 105550), (3325, 84440), (3500, 80218), (3800, 73885), (4222, 66500), (4750, 59108), (5320, 52775), (6650, 42220), (7000, 40109), (8444, 33250), (9500, 29554), (10555, 26600), (13300, 21110), (14777, 19000), (16625, 16888)]