157214080

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4027}}^1$

素因数の和:4107

約数の個数: 64

約数和(自身を含む): 382096080

約数和(自身を除く): 224882000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4027, 4880, 7808, 8054, 9760, 16108, 19520, 20135, 32216, 39040, 40270, 64432, 80540, 128864, 161080, 245647, 257728, 322160, 491294, 515456, 644320, 982588, 1228235, 1288640, 1965176, 2456470, 2577280, 3930352, 4912940, 7860704, 9825880, 15721408, 19651760, 31442816, 39303520, 78607040, 157214080]

約数ペア:

[(1, 157214080), (2, 78607040), (4, 39303520), (5, 31442816), (8, 19651760), (10, 15721408), (16, 9825880), (20, 7860704), (32, 4912940), (40, 3930352), (61, 2577280), (64, 2456470), (80, 1965176), (122, 1288640), (128, 1228235), (160, 982588), (244, 644320), (305, 515456), (320, 491294), (488, 322160), (610, 257728), (640, 245647), (976, 161080), (1220, 128864), (1952, 80540), (2440, 64432), (3904, 40270), (4027, 39040), (4880, 32216), (7808, 20135), (8054, 19520), (9760, 16108)]