238465760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8819}}^1$

素因数の和:8860

約数の個数: 72

約数和(自身を含む): 610114680

約数和(自身を除く): 371648920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 5408, 6760, 8819, 13520, 17638, 27040, 35276, 44095, 70552, 88190, 114647, 141104, 176380, 229294, 282208, 352760, 458588, 573235, 705520, 917176, 1146470, 1411040, 1490411, 1834352, 2292940, 2980822, 3668704, 4585880, 5961644, 7452055, 9171760, 11923288, 14904110, 18343520, 23846576, 29808220, 47693152, 59616440, 119232880, 238465760]

約数ペア:

[(1, 238465760), (2, 119232880), (4, 59616440), (5, 47693152), (8, 29808220), (10, 23846576), (13, 18343520), (16, 14904110), (20, 11923288), (26, 9171760), (32, 7452055), (40, 5961644), (52, 4585880), (65, 3668704), (80, 2980822), (104, 2292940), (130, 1834352), (160, 1490411), (169, 1411040), (208, 1146470), (260, 917176), (338, 705520), (416, 573235), (520, 458588), (676, 352760), (845, 282208), (1040, 229294), (1352, 176380), (1690, 141104), (2080, 114647), (2704, 88190), (3380, 70552), (5408, 44095), (6760, 35276), (8819, 27040), (13520, 17638)]