215989200

素因数分解:

$2^4\times 3^3\times 5^2\times 7^1\times {\mathrm{2857}}^1$

素因数の和:2891

約数の個数: 240

約数和(自身を含む): 878892160

約数和(自身を除く): 662902960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 168, 175, 180, 189, 200, 210, 216, 225, 240, 252, 270, 280, 300, 315, 336, 350, 360, 378, 400, 420, 432, 450, 504, 525, 540, 560, 600, 630, 675, 700, 720, 756, 840, 900, 945, 1008, 1050, 1080, 1200, 1260, 1350, 1400, 1512, 1575, 1680, 1800, 1890, 2100, 2160, 2520, 2700, 2800, 2857, 3024, 3150, 3600, 3780, 4200, 4725, 5040, 5400, 5714, 6300, 7560, 8400, 8571, 9450, 10800, 11428, 12600, 14285, 15120, 17142, 18900, 19999, 22856, 25200, 25713, 28570, 34284, 37800, 39998, 42855, 45712, 51426, 57140, 59997, 68568, 71425, 75600, 77139, 79996, 85710, 99995, 102852, 114280, 119994, 128565, 137136, 142850, 154278, 159992, 171420, 179991, 199990, 205704, 214275, 228560, 239988, 257130, 285700, 299985, 308556, 319984, 342840, 359982, 385695, 399980, 411408, 428550, 479976, 499975, 514260, 539973, 571400, 599970, 617112, 642825, 685680, 719964, 771390, 799960, 857100, 899955, 959952, 999950, 1028520, 1079946, 1142800, 1199940, 1234224, 1285650, 1439928, 1499925, 1542780, 1599920, 1714200, 1799910, 1928475, 1999900, 2057040, 2159892, 2399880, 2571300, 2699865, 2879856, 2999850, 3085560, 3428400, 3599820, 3856950, 3999800, 4319784, 4499775, 4799760, 5142600, 5399730, 5999700, 6171120, 7199640, 7713900, 7999600, 8639568, 8999550, 10285200, 10799460, 11999400, 13499325, 14399280, 15427800, 17999100, 21598920, 23998800, 26998650, 30855600, 35998200, 43197840, 53997300, 71996400, 107994600, 215989200]

約数ペア:

[(1, 215989200), (2, 107994600), (3, 71996400), (4, 53997300), (5, 43197840), (6, 35998200), (7, 30855600), (8, 26998650), (9, 23998800), (10, 21598920), (12, 17999100), (14, 15427800), (15, 14399280), (16, 13499325), (18, 11999400), (20, 10799460), (21, 10285200), (24, 8999550), (25, 8639568), (27, 7999600), (28, 7713900), (30, 7199640), (35, 6171120), (36, 5999700), (40, 5399730), (42, 5142600), (45, 4799760), (48, 4499775), (50, 4319784), (54, 3999800), (56, 3856950), (60, 3599820), (63, 3428400), (70, 3085560), (72, 2999850), (75, 2879856), (80, 2699865), (84, 2571300), (90, 2399880), (100, 2159892), (105, 2057040), (108, 1999900), (112, 1928475), (120, 1799910), (126, 1714200), (135, 1599920), (140, 1542780), (144, 1499925), (150, 1439928), (168, 1285650), (175, 1234224), (180, 1199940), (189, 1142800), (200, 1079946), (210, 1028520), (216, 999950), (225, 959952), (240, 899955), (252, 857100), (270, 799960), (280, 771390), (300, 719964), (315, 685680), (336, 642825), (350, 617112), (360, 599970), (378, 571400), (400, 539973), (420, 514260), (432, 499975), (450, 479976), (504, 428550), (525, 411408), (540, 399980), (560, 385695), (600, 359982), (630, 342840), (675, 319984), (700, 308556), (720, 299985), (756, 285700), (840, 257130), (900, 239988), (945, 228560), (1008, 214275), (1050, 205704), (1080, 199990), (1200, 179991), (1260, 171420), (1350, 159992), (1400, 154278), (1512, 142850), (1575, 137136), (1680, 128565), (1800, 119994), (1890, 114280), (2100, 102852), (2160, 99995), (2520, 85710), (2700, 79996), (2800, 77139), (2857, 75600), (3024, 71425), (3150, 68568), (3600, 59997), (3780, 57140), (4200, 51426), (4725, 45712), (5040, 42855), (5400, 39998), (5714, 37800), (6300, 34284), (7560, 28570), (8400, 25713), (8571, 25200), (9450, 22856), (10800, 19999), (11428, 18900), (12600, 17142), (14285, 15120)]