308991000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:962

約数の個数: 128

約数和(自身を含む): 972840960

約数和(自身を除く): 663849960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 127, 150, 200, 250, 254, 300, 375, 381, 500, 508, 600, 635, 750, 762, 811, 1000, 1016, 1270, 1500, 1524, 1622, 1905, 2433, 2540, 3000, 3048, 3175, 3244, 3810, 4055, 4866, 5080, 6350, 6488, 7620, 8110, 9525, 9732, 12165, 12700, 15240, 15875, 16220, 19050, 19464, 20275, 24330, 25400, 31750, 32440, 38100, 40550, 47625, 48660, 60825, 63500, 76200, 81100, 95250, 97320, 101375, 102997, 121650, 127000, 162200, 190500, 202750, 205994, 243300, 304125, 308991, 381000, 405500, 411988, 486600, 514985, 608250, 617982, 811000, 823976, 1029970, 1216500, 1235964, 1544955, 2059940, 2433000, 2471928, 2574925, 3089910, 4119880, 5149850, 6179820, 7724775, 10299700, 12359640, 12874625, 15449550, 20599400, 25749250, 30899100, 38623875, 51498500, 61798200, 77247750, 102997000, 154495500, 308991000]

約数ペア:

[(1, 308991000), (2, 154495500), (3, 102997000), (4, 77247750), (5, 61798200), (6, 51498500), (8, 38623875), (10, 30899100), (12, 25749250), (15, 20599400), (20, 15449550), (24, 12874625), (25, 12359640), (30, 10299700), (40, 7724775), (50, 6179820), (60, 5149850), (75, 4119880), (100, 3089910), (120, 2574925), (125, 2471928), (127, 2433000), (150, 2059940), (200, 1544955), (250, 1235964), (254, 1216500), (300, 1029970), (375, 823976), (381, 811000), (500, 617982), (508, 608250), (600, 514985), (635, 486600), (750, 411988), (762, 405500), (811, 381000), (1000, 308991), (1016, 304125), (1270, 243300), (1500, 205994), (1524, 202750), (1622, 190500), (1905, 162200), (2433, 127000), (2540, 121650), (3000, 102997), (3048, 101375), (3175, 97320), (3244, 95250), (3810, 81100), (4055, 76200), (4866, 63500), (5080, 60825), (6350, 48660), (6488, 47625), (7620, 40550), (8110, 38100), (9525, 32440), (9732, 31750), (12165, 25400), (12700, 24330), (15240, 20275), (15875, 19464), (16220, 19050)]