420686000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:380

約数の個数: 160

約数和(自身を含む): 1176115200

約数和(自身を除く): 755429200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 151, 175, 199, 200, 250, 280, 302, 350, 398, 400, 500, 560, 604, 700, 755, 796, 875, 995, 1000, 1057, 1208, 1393, 1400, 1510, 1592, 1750, 1990, 2000, 2114, 2416, 2786, 2800, 3020, 3184, 3500, 3775, 3980, 4228, 4975, 5285, 5572, 6040, 6965, 7000, 7550, 7960, 8456, 9950, 10570, 11144, 12080, 13930, 14000, 15100, 15920, 16912, 18875, 19900, 21140, 22288, 24875, 26425, 27860, 30049, 30200, 34825, 37750, 39800, 42280, 49750, 52850, 55720, 60098, 60400, 69650, 75500, 79600, 84560, 99500, 105700, 111440, 120196, 132125, 139300, 150245, 151000, 174125, 199000, 210343, 211400, 240392, 264250, 278600, 300490, 302000, 348250, 398000, 420686, 422800, 480784, 528500, 557200, 600980, 696500, 751225, 841372, 1051715, 1057000, 1201960, 1393000, 1502450, 1682744, 2103430, 2114000, 2403920, 2786000, 3004900, 3365488, 3756125, 4206860, 5258575, 6009800, 7512250, 8413720, 10517150, 12019600, 15024500, 16827440, 21034300, 26292875, 30049000, 42068600, 52585750, 60098000, 84137200, 105171500, 210343000, 420686000]

約数ペア:

[(1, 420686000), (2, 210343000), (4, 105171500), (5, 84137200), (7, 60098000), (8, 52585750), (10, 42068600), (14, 30049000), (16, 26292875), (20, 21034300), (25, 16827440), (28, 15024500), (35, 12019600), (40, 10517150), (50, 8413720), (56, 7512250), (70, 6009800), (80, 5258575), (100, 4206860), (112, 3756125), (125, 3365488), (140, 3004900), (151, 2786000), (175, 2403920), (199, 2114000), (200, 2103430), (250, 1682744), (280, 1502450), (302, 1393000), (350, 1201960), (398, 1057000), (400, 1051715), (500, 841372), (560, 751225), (604, 696500), (700, 600980), (755, 557200), (796, 528500), (875, 480784), (995, 422800), (1000, 420686), (1057, 398000), (1208, 348250), (1393, 302000), (1400, 300490), (1510, 278600), (1592, 264250), (1750, 240392), (1990, 211400), (2000, 210343), (2114, 199000), (2416, 174125), (2786, 151000), (2800, 150245), (3020, 139300), (3184, 132125), (3500, 120196), (3775, 111440), (3980, 105700), (4228, 99500), (4975, 84560), (5285, 79600), (5572, 75500), (6040, 69650), (6965, 60400), (7000, 60098), (7550, 55720), (7960, 52850), (8456, 49750), (9950, 42280), (10570, 39800), (11144, 37750), (12080, 34825), (13930, 30200), (14000, 30049), (15100, 27860), (15920, 26425), (16912, 24875), (18875, 22288), (19900, 21140)]