206593160

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 475744320

約数和(自身を除く): 269151160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 157, 268, 314, 335, 491, 536, 628, 670, 785, 982, 1256, 1340, 1570, 1964, 2455, 2680, 3140, 3928, 4910, 6280, 9820, 10519, 19640, 21038, 32897, 42076, 52595, 65794, 77087, 84152, 105190, 131588, 154174, 164485, 210380, 263176, 308348, 328970, 385435, 420760, 616696, 657940, 770870, 1315880, 1541740, 3083480, 5164829, 10329658, 20659316, 25824145, 41318632, 51648290, 103296580, 206593160]

約数ペア:

[(1, 206593160), (2, 103296580), (4, 51648290), (5, 41318632), (8, 25824145), (10, 20659316), (20, 10329658), (40, 5164829), (67, 3083480), (134, 1541740), (157, 1315880), (268, 770870), (314, 657940), (335, 616696), (491, 420760), (536, 385435), (628, 328970), (670, 308348), (785, 263176), (982, 210380), (1256, 164485), (1340, 154174), (1570, 131588), (1964, 105190), (2455, 84152), (2680, 77087), (3140, 65794), (3928, 52595), (4910, 42076), (6280, 32897), (9820, 21038), (10519, 19640)]