160472120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1019}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 376012800

約数和(自身を除く): 215540680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 1016, 1019, 1240, 1270, 2038, 2540, 3937, 4076, 5080, 5095, 7874, 8152, 10190, 15748, 19685, 20380, 31496, 31589, 39370, 40760, 63178, 78740, 126356, 129413, 157480, 157945, 252712, 258826, 315890, 517652, 631780, 647065, 1035304, 1263560, 1294130, 2588260, 4011803, 5176520, 8023606, 16047212, 20059015, 32094424, 40118030, 80236060, 160472120]

約数ペア:

[(1, 160472120), (2, 80236060), (4, 40118030), (5, 32094424), (8, 20059015), (10, 16047212), (20, 8023606), (31, 5176520), (40, 4011803), (62, 2588260), (124, 1294130), (127, 1263560), (155, 1035304), (248, 647065), (254, 631780), (310, 517652), (508, 315890), (620, 258826), (635, 252712), (1016, 157945), (1019, 157480), (1240, 129413), (1270, 126356), (2038, 78740), (2540, 63178), (3937, 40760), (4076, 39370), (5080, 31589), (5095, 31496), (7874, 20380), (8152, 19685), (10190, 15748)]