15438000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 160

約数和(自身を含む): 51996672

約数和(自身を除く): 36558672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 48, 50, 60, 62, 75, 80, 83, 93, 100, 120, 124, 125, 150, 155, 166, 186, 200, 240, 248, 249, 250, 300, 310, 332, 372, 375, 400, 415, 465, 496, 498, 500, 600, 620, 664, 744, 750, 775, 830, 930, 996, 1000, 1200, 1240, 1245, 1328, 1488, 1500, 1550, 1660, 1860, 1992, 2000, 2075, 2325, 2480, 2490, 2573, 3000, 3100, 3320, 3720, 3875, 3984, 4150, 4650, 4980, 5146, 6000, 6200, 6225, 6640, 7440, 7719, 7750, 8300, 9300, 9960, 10292, 10375, 11625, 12400, 12450, 12865, 15438, 15500, 16600, 18600, 19920, 20584, 20750, 23250, 24900, 25730, 30876, 31000, 31125, 33200, 37200, 38595, 41168, 41500, 46500, 49800, 51460, 61752, 62000, 62250, 64325, 77190, 83000, 93000, 99600, 102920, 123504, 124500, 128650, 154380, 166000, 186000, 192975, 205840, 249000, 257300, 308760, 321625, 385950, 498000, 514600, 617520, 643250, 771900, 964875, 1029200, 1286500, 1543800, 1929750, 2573000, 3087600, 3859500, 5146000, 7719000, 15438000]

約数ペア:

[(1, 15438000), (2, 7719000), (3, 5146000), (4, 3859500), (5, 3087600), (6, 2573000), (8, 1929750), (10, 1543800), (12, 1286500), (15, 1029200), (16, 964875), (20, 771900), (24, 643250), (25, 617520), (30, 514600), (31, 498000), (40, 385950), (48, 321625), (50, 308760), (60, 257300), (62, 249000), (75, 205840), (80, 192975), (83, 186000), (93, 166000), (100, 154380), (120, 128650), (124, 124500), (125, 123504), (150, 102920), (155, 99600), (166, 93000), (186, 83000), (200, 77190), (240, 64325), (248, 62250), (249, 62000), (250, 61752), (300, 51460), (310, 49800), (332, 46500), (372, 41500), (375, 41168), (400, 38595), (415, 37200), (465, 33200), (496, 31125), (498, 31000), (500, 30876), (600, 25730), (620, 24900), (664, 23250), (744, 20750), (750, 20584), (775, 19920), (830, 18600), (930, 16600), (996, 15500), (1000, 15438), (1200, 12865), (1240, 12450), (1245, 12400), (1328, 11625), (1488, 10375), (1500, 10292), (1550, 9960), (1660, 9300), (1860, 8300), (1992, 7750), (2000, 7719), (2075, 7440), (2325, 6640), (2480, 6225), (2490, 6200), (2573, 6000), (3000, 5146), (3100, 4980), (3320, 4650), (3720, 4150), (3875, 3984)]