124807240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 291755520

約数和(自身を除く): 166948280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 251, 310, 401, 502, 620, 802, 1004, 1240, 1255, 1604, 2005, 2008, 2510, 3208, 4010, 5020, 7781, 8020, 10040, 12431, 15562, 16040, 24862, 31124, 38905, 49724, 62155, 62248, 77810, 99448, 100651, 124310, 155620, 201302, 248620, 311240, 402604, 497240, 503255, 805208, 1006510, 2013020, 3120181, 4026040, 6240362, 12480724, 15600905, 24961448, 31201810, 62403620, 124807240]

約数ペア:

[(1, 124807240), (2, 62403620), (4, 31201810), (5, 24961448), (8, 15600905), (10, 12480724), (20, 6240362), (31, 4026040), (40, 3120181), (62, 2013020), (124, 1006510), (155, 805208), (248, 503255), (251, 497240), (310, 402604), (401, 311240), (502, 248620), (620, 201302), (802, 155620), (1004, 124310), (1240, 100651), (1255, 99448), (1604, 77810), (2005, 62248), (2008, 62155), (2510, 49724), (3208, 38905), (4010, 31124), (5020, 24862), (7781, 16040), (8020, 15562), (10040, 12431)]