199848880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32443}}^1$

素因数の和:32474

約数の個数: 80

約数和(自身を含む): 579320064

約数和(自身を除く): 379471184

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 32443, 64886, 129772, 162215, 227101, 259544, 324430, 356873, 454202, 519088, 648860, 713746, 908404, 1135505, 1297720, 1427492, 1784365, 1816808, 2271010, 2498111, 2595440, 2854984, 3568730, 3633616, 4542020, 4996222, 5709968, 7137460, 9084040, 9992444, 12490555, 14274920, 18168080, 19984888, 24981110, 28549840, 39969776, 49962220, 99924440, 199848880]

約数ペア:

[(1, 199848880), (2, 99924440), (4, 49962220), (5, 39969776), (7, 28549840), (8, 24981110), (10, 19984888), (11, 18168080), (14, 14274920), (16, 12490555), (20, 9992444), (22, 9084040), (28, 7137460), (35, 5709968), (40, 4996222), (44, 4542020), (55, 3633616), (56, 3568730), (70, 2854984), (77, 2595440), (80, 2498111), (88, 2271010), (110, 1816808), (112, 1784365), (140, 1427492), (154, 1297720), (176, 1135505), (220, 908404), (280, 713746), (308, 648860), (385, 519088), (440, 454202), (560, 356873), (616, 324430), (770, 259544), (880, 227101), (1232, 162215), (1540, 129772), (3080, 64886), (6160, 32443)]