19396800

素因数分解:

$2^6\times 3^3\times 5^2\times {\mathrm{449}}^1$

素因数の和:480

約数の個数: 168

約数和(自身を含む): 70866000

約数和(自身を除く): 51469200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 270, 288, 300, 320, 360, 400, 432, 449, 450, 480, 540, 576, 600, 675, 720, 800, 864, 898, 900, 960, 1080, 1200, 1347, 1350, 1440, 1600, 1728, 1796, 1800, 2160, 2245, 2400, 2694, 2700, 2880, 3592, 3600, 4041, 4320, 4490, 4800, 5388, 5400, 6735, 7184, 7200, 8082, 8640, 8980, 10776, 10800, 11225, 12123, 13470, 14368, 14400, 16164, 17960, 20205, 21552, 21600, 22450, 24246, 26940, 28736, 32328, 33675, 35920, 40410, 43104, 43200, 44900, 48492, 53880, 60615, 64656, 67350, 71840, 80820, 86208, 89800, 96984, 101025, 107760, 121230, 129312, 134700, 143680, 161640, 179600, 193968, 202050, 215520, 242460, 258624, 269400, 303075, 323280, 359200, 387936, 404100, 431040, 484920, 538800, 606150, 646560, 718400, 775872, 808200, 969840, 1077600, 1212300, 1293120, 1616400, 1939680, 2155200, 2424600, 3232800, 3879360, 4849200, 6465600, 9698400, 19396800]

約数ペア:

[(1, 19396800), (2, 9698400), (3, 6465600), (4, 4849200), (5, 3879360), (6, 3232800), (8, 2424600), (9, 2155200), (10, 1939680), (12, 1616400), (15, 1293120), (16, 1212300), (18, 1077600), (20, 969840), (24, 808200), (25, 775872), (27, 718400), (30, 646560), (32, 606150), (36, 538800), (40, 484920), (45, 431040), (48, 404100), (50, 387936), (54, 359200), (60, 323280), (64, 303075), (72, 269400), (75, 258624), (80, 242460), (90, 215520), (96, 202050), (100, 193968), (108, 179600), (120, 161640), (135, 143680), (144, 134700), (150, 129312), (160, 121230), (180, 107760), (192, 101025), (200, 96984), (216, 89800), (225, 86208), (240, 80820), (270, 71840), (288, 67350), (300, 64656), (320, 60615), (360, 53880), (400, 48492), (432, 44900), (449, 43200), (450, 43104), (480, 40410), (540, 35920), (576, 33675), (600, 32328), (675, 28736), (720, 26940), (800, 24246), (864, 22450), (898, 21600), (900, 21552), (960, 20205), (1080, 17960), (1200, 16164), (1347, 14400), (1350, 14368), (1440, 13470), (1600, 12123), (1728, 11225), (1796, 10800), (1800, 10776), (2160, 8980), (2245, 8640), (2400, 8082), (2694, 7200), (2700, 7184), (2880, 6735), (3592, 5400), (3600, 5388), (4041, 4800), (4320, 4490)]