380396800

素因数分解:

$2^8\times 5^2\times 7^2\times {\mathrm{1213}}^1$

素因数の和:1253

約数の個数: 162

約数和(自身を含む): 1096165518

約数和(自身を除く): 715768718

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 256, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1213, 1225, 1280, 1400, 1568, 1600, 1792, 1960, 2240, 2426, 2450, 2800, 3136, 3200, 3920, 4480, 4852, 4900, 5600, 6065, 6272, 6400, 7840, 8491, 8960, 9704, 9800, 11200, 12130, 12544, 15680, 16982, 19408, 19600, 22400, 24260, 30325, 31360, 33964, 38816, 39200, 42455, 44800, 48520, 59437, 60650, 62720, 67928, 77632, 78400, 84910, 97040, 118874, 121300, 135856, 155264, 156800, 169820, 194080, 212275, 237748, 242600, 271712, 297185, 310528, 313600, 339640, 388160, 424550, 475496, 485200, 543424, 594370, 679280, 776320, 849100, 950992, 970400, 1086848, 1188740, 1358560, 1485925, 1552640, 1698200, 1901984, 1940800, 2173696, 2377480, 2717120, 2971850, 3396400, 3803968, 3881600, 4754960, 5434240, 5943700, 6792800, 7607936, 7763200, 9509920, 10868480, 11887400, 13585600, 15215872, 19019840, 23774800, 27171200, 38039680, 47549600, 54342400, 76079360, 95099200, 190198400, 380396800]

約数ペア:

[(1, 380396800), (2, 190198400), (4, 95099200), (5, 76079360), (7, 54342400), (8, 47549600), (10, 38039680), (14, 27171200), (16, 23774800), (20, 19019840), (25, 15215872), (28, 13585600), (32, 11887400), (35, 10868480), (40, 9509920), (49, 7763200), (50, 7607936), (56, 6792800), (64, 5943700), (70, 5434240), (80, 4754960), (98, 3881600), (100, 3803968), (112, 3396400), (128, 2971850), (140, 2717120), (160, 2377480), (175, 2173696), (196, 1940800), (200, 1901984), (224, 1698200), (245, 1552640), (256, 1485925), (280, 1358560), (320, 1188740), (350, 1086848), (392, 970400), (400, 950992), (448, 849100), (490, 776320), (560, 679280), (640, 594370), (700, 543424), (784, 485200), (800, 475496), (896, 424550), (980, 388160), (1120, 339640), (1213, 313600), (1225, 310528), (1280, 297185), (1400, 271712), (1568, 242600), (1600, 237748), (1792, 212275), (1960, 194080), (2240, 169820), (2426, 156800), (2450, 155264), (2800, 135856), (3136, 121300), (3200, 118874), (3920, 97040), (4480, 84910), (4852, 78400), (4900, 77632), (5600, 67928), (6065, 62720), (6272, 60650), (6400, 59437), (7840, 48520), (8491, 44800), (8960, 42455), (9704, 39200), (9800, 38816), (11200, 33964), (12130, 31360), (12544, 30325), (15680, 24260), (16982, 22400), (19408, 19600)]