304949300

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 676857720

約数和(自身を除く): 371908420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 109, 202, 218, 277, 404, 436, 505, 545, 554, 1010, 1090, 1108, 1385, 2020, 2180, 2525, 2725, 2770, 5050, 5450, 5540, 6925, 10100, 10900, 11009, 13850, 22018, 27700, 27977, 30193, 44036, 55045, 55954, 60386, 110090, 111908, 120772, 139885, 150965, 220180, 275225, 279770, 301930, 550450, 559540, 603860, 699425, 754825, 1100900, 1398850, 1509650, 2797700, 3019300, 3049493, 6098986, 12197972, 15247465, 30494930, 60989860, 76237325, 152474650, 304949300]

約数ペア:

[(1, 304949300), (2, 152474650), (4, 76237325), (5, 60989860), (10, 30494930), (20, 15247465), (25, 12197972), (50, 6098986), (100, 3049493), (101, 3019300), (109, 2797700), (202, 1509650), (218, 1398850), (277, 1100900), (404, 754825), (436, 699425), (505, 603860), (545, 559540), (554, 550450), (1010, 301930), (1090, 279770), (1108, 275225), (1385, 220180), (2020, 150965), (2180, 139885), (2525, 120772), (2725, 111908), (2770, 110090), (5050, 60386), (5450, 55954), (5540, 55045), (6925, 44036), (10100, 30193), (10900, 27977), (11009, 27700), (13850, 22018)]