150720080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{38449}}^1$

素因数の和:38476

約数の個数: 60

約数和(自身を含む): 407646900

約数和(自身を除く): 256926820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 38449, 76898, 153796, 192245, 269143, 307592, 384490, 538286, 615184, 768980, 1076572, 1345715, 1537960, 1884001, 2153144, 2691430, 3075920, 3768002, 4306288, 5382860, 7536004, 9420005, 10765720, 15072008, 18840010, 21531440, 30144016, 37680020, 75360040, 150720080]

約数ペア:

[(1, 150720080), (2, 75360040), (4, 37680020), (5, 30144016), (7, 21531440), (8, 18840010), (10, 15072008), (14, 10765720), (16, 9420005), (20, 7536004), (28, 5382860), (35, 4306288), (40, 3768002), (49, 3075920), (56, 2691430), (70, 2153144), (80, 1884001), (98, 1537960), (112, 1345715), (140, 1076572), (196, 768980), (245, 615184), (280, 538286), (392, 384490), (490, 307592), (560, 269143), (784, 192245), (980, 153796), (1960, 76898), (3920, 38449)]