15847520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:448

約数の個数: 96

約数和(自身を含む): 42547680

約数和(自身を除く): 26700160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 401, 416, 494, 520, 608, 760, 802, 988, 1040, 1235, 1520, 1604, 1976, 2005, 2080, 2470, 3040, 3208, 3952, 4010, 4940, 5213, 6416, 7619, 7904, 8020, 9880, 10426, 12832, 15238, 16040, 19760, 20852, 26065, 30476, 32080, 38095, 39520, 41704, 52130, 60952, 64160, 76190, 83408, 99047, 104260, 121904, 152380, 166816, 198094, 208520, 243808, 304760, 396188, 417040, 495235, 609520, 792376, 834080, 990470, 1219040, 1584752, 1980940, 3169504, 3961880, 7923760, 15847520]

約数ペア:

[(1, 15847520), (2, 7923760), (4, 3961880), (5, 3169504), (8, 1980940), (10, 1584752), (13, 1219040), (16, 990470), (19, 834080), (20, 792376), (26, 609520), (32, 495235), (38, 417040), (40, 396188), (52, 304760), (65, 243808), (76, 208520), (80, 198094), (95, 166816), (104, 152380), (130, 121904), (152, 104260), (160, 99047), (190, 83408), (208, 76190), (247, 64160), (260, 60952), (304, 52130), (380, 41704), (401, 39520), (416, 38095), (494, 32080), (520, 30476), (608, 26065), (760, 20852), (802, 19760), (988, 16040), (1040, 15238), (1235, 12832), (1520, 10426), (1604, 9880), (1976, 8020), (2005, 7904), (2080, 7619), (2470, 6416), (3040, 5213), (3208, 4940), (3952, 4010)]