157423960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1249}}^1$

素因数の和:1420

約数の個数: 64

約数和(自身を含む): 372600000

約数和(自身を除く): 215176040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 460, 548, 685, 920, 1096, 1249, 1370, 2498, 2740, 3151, 4996, 5480, 6245, 6302, 9992, 12490, 12604, 15755, 24980, 25208, 28727, 31510, 49960, 57454, 63020, 114908, 126040, 143635, 171113, 229816, 287270, 342226, 574540, 684452, 855565, 1149080, 1368904, 1711130, 3422260, 3935599, 6844520, 7871198, 15742396, 19677995, 31484792, 39355990, 78711980, 157423960]

約数ペア:

[(1, 157423960), (2, 78711980), (4, 39355990), (5, 31484792), (8, 19677995), (10, 15742396), (20, 7871198), (23, 6844520), (40, 3935599), (46, 3422260), (92, 1711130), (115, 1368904), (137, 1149080), (184, 855565), (230, 684452), (274, 574540), (460, 342226), (548, 287270), (685, 229816), (920, 171113), (1096, 143635), (1249, 126040), (1370, 114908), (2498, 63020), (2740, 57454), (3151, 49960), (4996, 31510), (5480, 28727), (6245, 25208), (6302, 24980), (9992, 15755), (12490, 12604)]