245141120

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{7817}}^1$

素因数の和:7850

約数の個数: 96

約数和(自身を含む): 681807780

約数和(自身を除く): 436666660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7817, 7840, 15634, 15680, 31268, 31360, 39085, 54719, 62536, 78170, 109438, 125072, 156340, 218876, 250144, 273595, 312680, 383033, 437752, 500288, 547190, 625360, 766066, 875504, 1000576, 1094380, 1250720, 1532132, 1751008, 1915165, 2188760, 2501440, 3064264, 3502016, 3830330, 4377520, 5002880, 6128528, 7004032, 7660660, 8755040, 12257056, 15321320, 17510080, 24514112, 30642640, 35020160, 49028224, 61285280, 122570560, 245141120]

約数ペア:

[(1, 245141120), (2, 122570560), (4, 61285280), (5, 49028224), (7, 35020160), (8, 30642640), (10, 24514112), (14, 17510080), (16, 15321320), (20, 12257056), (28, 8755040), (32, 7660660), (35, 7004032), (40, 6128528), (49, 5002880), (56, 4377520), (64, 3830330), (70, 3502016), (80, 3064264), (98, 2501440), (112, 2188760), (128, 1915165), (140, 1751008), (160, 1532132), (196, 1250720), (224, 1094380), (245, 1000576), (280, 875504), (320, 766066), (392, 625360), (448, 547190), (490, 500288), (560, 437752), (640, 383033), (784, 312680), (896, 273595), (980, 250144), (1120, 218876), (1568, 156340), (1960, 125072), (2240, 109438), (3136, 78170), (3920, 62536), (4480, 54719), (6272, 39085), (7817, 31360), (7840, 31268), (15634, 15680)]