420728800

素因数分解:

$2^5\times 5^2\times {\mathrm{367}}^1\times {\mathrm{1433}}^1$

素因数の和:1820

約数の個数: 72

約数和(自身を含む): 1030621536

約数和(自身を除く): 609892736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 367, 400, 734, 800, 1433, 1468, 1835, 2866, 2936, 3670, 5732, 5872, 7165, 7340, 9175, 11464, 11744, 14330, 14680, 18350, 22928, 28660, 29360, 35825, 36700, 45856, 57320, 58720, 71650, 73400, 114640, 143300, 146800, 229280, 286600, 293600, 525911, 573200, 1051822, 1146400, 2103644, 2629555, 4207288, 5259110, 8414576, 10518220, 13147775, 16829152, 21036440, 26295550, 42072880, 52591100, 84145760, 105182200, 210364400, 420728800]

約数ペア:

[(1, 420728800), (2, 210364400), (4, 105182200), (5, 84145760), (8, 52591100), (10, 42072880), (16, 26295550), (20, 21036440), (25, 16829152), (32, 13147775), (40, 10518220), (50, 8414576), (80, 5259110), (100, 4207288), (160, 2629555), (200, 2103644), (367, 1146400), (400, 1051822), (734, 573200), (800, 525911), (1433, 293600), (1468, 286600), (1835, 229280), (2866, 146800), (2936, 143300), (3670, 114640), (5732, 73400), (5872, 71650), (7165, 58720), (7340, 57320), (9175, 45856), (11464, 36700), (11744, 35825), (14330, 29360), (14680, 28660), (18350, 22928)]