21777600

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:387

約数の個数: 168

約数和(自身を含む): 77165200

約数和(自身を除く): 55387600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 349, 390, 400, 416, 480, 520, 600, 624, 650, 698, 780, 800, 832, 960, 975, 1040, 1047, 1200, 1248, 1300, 1396, 1560, 1600, 1745, 1950, 2080, 2094, 2400, 2496, 2600, 2792, 3120, 3490, 3900, 4160, 4188, 4537, 4800, 5200, 5235, 5584, 6240, 6980, 7800, 8376, 8725, 9074, 10400, 10470, 11168, 12480, 13611, 13960, 15600, 16752, 17450, 18148, 20800, 20940, 22336, 22685, 26175, 27222, 27920, 31200, 33504, 34900, 36296, 41880, 45370, 52350, 54444, 55840, 62400, 67008, 68055, 69800, 72592, 83760, 90740, 104700, 108888, 111680, 113425, 136110, 139600, 145184, 167520, 181480, 209400, 217776, 226850, 272220, 279200, 290368, 335040, 340275, 362960, 418800, 435552, 453700, 544440, 558400, 680550, 725920, 837600, 871104, 907400, 1088880, 1361100, 1451840, 1675200, 1814800, 2177760, 2722200, 3629600, 4355520, 5444400, 7259200, 10888800, 21777600]

約数ペア:

[(1, 21777600), (2, 10888800), (3, 7259200), (4, 5444400), (5, 4355520), (6, 3629600), (8, 2722200), (10, 2177760), (12, 1814800), (13, 1675200), (15, 1451840), (16, 1361100), (20, 1088880), (24, 907400), (25, 871104), (26, 837600), (30, 725920), (32, 680550), (39, 558400), (40, 544440), (48, 453700), (50, 435552), (52, 418800), (60, 362960), (64, 340275), (65, 335040), (75, 290368), (78, 279200), (80, 272220), (96, 226850), (100, 217776), (104, 209400), (120, 181480), (130, 167520), (150, 145184), (156, 139600), (160, 136110), (192, 113425), (195, 111680), (200, 108888), (208, 104700), (240, 90740), (260, 83760), (300, 72592), (312, 69800), (320, 68055), (325, 67008), (349, 62400), (390, 55840), (400, 54444), (416, 52350), (480, 45370), (520, 41880), (600, 36296), (624, 34900), (650, 33504), (698, 31200), (780, 27920), (800, 27222), (832, 26175), (960, 22685), (975, 22336), (1040, 20940), (1047, 20800), (1200, 18148), (1248, 17450), (1300, 16752), (1396, 15600), (1560, 13960), (1600, 13611), (1745, 12480), (1950, 11168), (2080, 10470), (2094, 10400), (2400, 9074), (2496, 8725), (2600, 8376), (2792, 7800), (3120, 6980), (3490, 6240), (3900, 5584), (4160, 5235), (4188, 5200), (4537, 4800)]