190046720

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1301

約数の個数: 80

約数和(自身を含む): 463517208

約数和(自身を除く): 273470488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 976, 1217, 1220, 1280, 1952, 2434, 2440, 2560, 3904, 4868, 4880, 6085, 7808, 9736, 9760, 12170, 15616, 19472, 19520, 24340, 31232, 38944, 39040, 48680, 74237, 77888, 78080, 97360, 148474, 155776, 156160, 194720, 296948, 311552, 371185, 389440, 593896, 623104, 742370, 778880, 1187792, 1484740, 1557760, 2375584, 2969480, 3115520, 4751168, 5938960, 9502336, 11877920, 19004672, 23755840, 38009344, 47511680, 95023360, 190046720]

約数ペア:

[(1, 190046720), (2, 95023360), (4, 47511680), (5, 38009344), (8, 23755840), (10, 19004672), (16, 11877920), (20, 9502336), (32, 5938960), (40, 4751168), (61, 3115520), (64, 2969480), (80, 2375584), (122, 1557760), (128, 1484740), (160, 1187792), (244, 778880), (256, 742370), (305, 623104), (320, 593896), (488, 389440), (512, 371185), (610, 311552), (640, 296948), (976, 194720), (1217, 156160), (1220, 155776), (1280, 148474), (1952, 97360), (2434, 78080), (2440, 77888), (2560, 74237), (3904, 48680), (4868, 39040), (4880, 38944), (6085, 31232), (7808, 24340), (9736, 19520), (9760, 19472), (12170, 15616)]