120075440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:630

約数の個数: 80

約数和(自身を含む): 296097120

約数和(自身を除く): 176021680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 197, 304, 380, 394, 401, 760, 788, 802, 985, 1520, 1576, 1604, 1970, 2005, 3152, 3208, 3743, 3940, 4010, 6416, 7486, 7619, 7880, 8020, 14972, 15238, 15760, 16040, 18715, 29944, 30476, 32080, 37430, 38095, 59888, 60952, 74860, 76190, 78997, 121904, 149720, 152380, 157994, 299440, 304760, 315988, 394985, 609520, 631976, 789970, 1263952, 1500943, 1579940, 3001886, 3159880, 6003772, 6319760, 7504715, 12007544, 15009430, 24015088, 30018860, 60037720, 120075440]

約数ペア:

[(1, 120075440), (2, 60037720), (4, 30018860), (5, 24015088), (8, 15009430), (10, 12007544), (16, 7504715), (19, 6319760), (20, 6003772), (38, 3159880), (40, 3001886), (76, 1579940), (80, 1500943), (95, 1263952), (152, 789970), (190, 631976), (197, 609520), (304, 394985), (380, 315988), (394, 304760), (401, 299440), (760, 157994), (788, 152380), (802, 149720), (985, 121904), (1520, 78997), (1576, 76190), (1604, 74860), (1970, 60952), (2005, 59888), (3152, 38095), (3208, 37430), (3743, 32080), (3940, 30476), (4010, 29944), (6416, 18715), (7486, 16040), (7619, 15760), (7880, 15238), (8020, 14972)]