19297920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:87

約数の個数: 192

約数和(自身を含む): 67687200

約数和(自身を除く): 48389280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 32, 38, 40, 46, 48, 57, 60, 64, 69, 76, 80, 92, 95, 96, 114, 115, 120, 128, 138, 152, 160, 184, 190, 192, 228, 230, 240, 276, 285, 304, 320, 345, 368, 380, 384, 437, 456, 460, 480, 529, 552, 570, 608, 640, 690, 736, 760, 874, 912, 920, 960, 1058, 1104, 1140, 1216, 1311, 1380, 1472, 1520, 1587, 1748, 1824, 1840, 1920, 2116, 2185, 2208, 2280, 2432, 2622, 2645, 2760, 2944, 3040, 3174, 3496, 3648, 3680, 4232, 4370, 4416, 4560, 5244, 5290, 5520, 6080, 6348, 6555, 6992, 7296, 7360, 7935, 8464, 8740, 8832, 9120, 10051, 10488, 10580, 11040, 12160, 12696, 13110, 13984, 14720, 15870, 16928, 17480, 18240, 20102, 20976, 21160, 22080, 25392, 26220, 27968, 30153, 31740, 33856, 34960, 36480, 40204, 41952, 42320, 44160, 50255, 50784, 52440, 55936, 60306, 63480, 67712, 69920, 80408, 83904, 84640, 100510, 101568, 104880, 120612, 126960, 139840, 150765, 160816, 167808, 169280, 201020, 203136, 209760, 241224, 253920, 279680, 301530, 321632, 338560, 402040, 419520, 482448, 507840, 603060, 643264, 804080, 839040, 964896, 1015680, 1206120, 1286528, 1608160, 1929792, 2412240, 3216320, 3859584, 4824480, 6432640, 9648960, 19297920]

約数ペア:

[(1, 19297920), (2, 9648960), (3, 6432640), (4, 4824480), (5, 3859584), (6, 3216320), (8, 2412240), (10, 1929792), (12, 1608160), (15, 1286528), (16, 1206120), (19, 1015680), (20, 964896), (23, 839040), (24, 804080), (30, 643264), (32, 603060), (38, 507840), (40, 482448), (46, 419520), (48, 402040), (57, 338560), (60, 321632), (64, 301530), (69, 279680), (76, 253920), (80, 241224), (92, 209760), (95, 203136), (96, 201020), (114, 169280), (115, 167808), (120, 160816), (128, 150765), (138, 139840), (152, 126960), (160, 120612), (184, 104880), (190, 101568), (192, 100510), (228, 84640), (230, 83904), (240, 80408), (276, 69920), (285, 67712), (304, 63480), (320, 60306), (345, 55936), (368, 52440), (380, 50784), (384, 50255), (437, 44160), (456, 42320), (460, 41952), (480, 40204), (529, 36480), (552, 34960), (570, 33856), (608, 31740), (640, 30153), (690, 27968), (736, 26220), (760, 25392), (874, 22080), (912, 21160), (920, 20976), (960, 20102), (1058, 18240), (1104, 17480), (1140, 16928), (1216, 15870), (1311, 14720), (1380, 13984), (1472, 13110), (1520, 12696), (1587, 12160), (1748, 11040), (1824, 10580), (1840, 10488), (1920, 10051), (2116, 9120), (2185, 8832), (2208, 8740), (2280, 8464), (2432, 7935), (2622, 7360), (2645, 7296), (2760, 6992), (2944, 6555), (3040, 6348), (3174, 6080), (3496, 5520), (3648, 5290), (3680, 5244), (4232, 4560), (4370, 4416)]