19719000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^1\times {\mathrm{313}}^1$

素因数の和:347

約数の個数: 192

約数和(自身を含む): 76415040

約数和(自身を除く): 56696040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 125, 126, 140, 150, 168, 175, 180, 200, 210, 225, 250, 252, 280, 300, 313, 315, 350, 360, 375, 420, 450, 500, 504, 525, 600, 626, 630, 700, 750, 840, 875, 900, 939, 1000, 1050, 1125, 1252, 1260, 1400, 1500, 1565, 1575, 1750, 1800, 1878, 2100, 2191, 2250, 2504, 2520, 2625, 2817, 3000, 3130, 3150, 3500, 3756, 4200, 4382, 4500, 4695, 5250, 5634, 6260, 6300, 6573, 7000, 7512, 7825, 7875, 8764, 9000, 9390, 10500, 10955, 11268, 12520, 12600, 13146, 14085, 15650, 15750, 17528, 18780, 19719, 21000, 21910, 22536, 23475, 26292, 28170, 31300, 31500, 32865, 37560, 39125, 39438, 43820, 46950, 52584, 54775, 56340, 62600, 63000, 65730, 70425, 78250, 78876, 87640, 93900, 98595, 109550, 112680, 117375, 131460, 140850, 156500, 157752, 164325, 187800, 197190, 219100, 234750, 262920, 273875, 281700, 313000, 328650, 352125, 394380, 438200, 469500, 492975, 547750, 563400, 657300, 704250, 788760, 821625, 939000, 985950, 1095500, 1314600, 1408500, 1643250, 1971900, 2191000, 2464875, 2817000, 3286500, 3943800, 4929750, 6573000, 9859500, 19719000]

約数ペア:

[(1, 19719000), (2, 9859500), (3, 6573000), (4, 4929750), (5, 3943800), (6, 3286500), (7, 2817000), (8, 2464875), (9, 2191000), (10, 1971900), (12, 1643250), (14, 1408500), (15, 1314600), (18, 1095500), (20, 985950), (21, 939000), (24, 821625), (25, 788760), (28, 704250), (30, 657300), (35, 563400), (36, 547750), (40, 492975), (42, 469500), (45, 438200), (50, 394380), (56, 352125), (60, 328650), (63, 313000), (70, 281700), (72, 273875), (75, 262920), (84, 234750), (90, 219100), (100, 197190), (105, 187800), (120, 164325), (125, 157752), (126, 156500), (140, 140850), (150, 131460), (168, 117375), (175, 112680), (180, 109550), (200, 98595), (210, 93900), (225, 87640), (250, 78876), (252, 78250), (280, 70425), (300, 65730), (313, 63000), (315, 62600), (350, 56340), (360, 54775), (375, 52584), (420, 46950), (450, 43820), (500, 39438), (504, 39125), (525, 37560), (600, 32865), (626, 31500), (630, 31300), (700, 28170), (750, 26292), (840, 23475), (875, 22536), (900, 21910), (939, 21000), (1000, 19719), (1050, 18780), (1125, 17528), (1252, 15750), (1260, 15650), (1400, 14085), (1500, 13146), (1565, 12600), (1575, 12520), (1750, 11268), (1800, 10955), (1878, 10500), (2100, 9390), (2191, 9000), (2250, 8764), (2504, 7875), (2520, 7825), (2625, 7512), (2817, 7000), (3000, 6573), (3130, 6300), (3150, 6260), (3500, 5634), (3756, 5250), (4200, 4695), (4382, 4500)]