1900992000

素因数分解:

$2^9\times 3^1\times 5^3\times {\mathrm{9901}}^1$

素因数の和:9937

約数の個数: 160

約数和(自身を含む): 6320961504

約数和(自身を除く): 4419969504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 600, 640, 750, 768, 800, 960, 1000, 1200, 1280, 1500, 1536, 1600, 1920, 2000, 2400, 2560, 3000, 3200, 3840, 4000, 4800, 6000, 6400, 7680, 8000, 9600, 9901, 12000, 12800, 16000, 19200, 19802, 24000, 29703, 32000, 38400, 39604, 48000, 49505, 59406, 64000, 79208, 96000, 99010, 118812, 148515, 158416, 192000, 198020, 237624, 247525, 297030, 316832, 396040, 475248, 495050, 594060, 633664, 742575, 792080, 950496, 990100, 1188120, 1237625, 1267328, 1485150, 1584160, 1900992, 1980200, 2376240, 2475250, 2534656, 2970300, 3168320, 3712875, 3801984, 3960400, 4752480, 4950500, 5069312, 5940600, 6336640, 7425750, 7603968, 7920800, 9504960, 9901000, 11881200, 12673280, 14851500, 15207936, 15841600, 19009920, 19802000, 23762400, 25346560, 29703000, 31683200, 38019840, 39604000, 47524800, 59406000, 63366400, 76039680, 79208000, 95049600, 118812000, 126732800, 158416000, 190099200, 237624000, 316832000, 380198400, 475248000, 633664000, 950496000, 1900992000]

約数ペア:

[(1, 1900992000), (2, 950496000), (3, 633664000), (4, 475248000), (5, 380198400), (6, 316832000), (8, 237624000), (10, 190099200), (12, 158416000), (15, 126732800), (16, 118812000), (20, 95049600), (24, 79208000), (25, 76039680), (30, 63366400), (32, 59406000), (40, 47524800), (48, 39604000), (50, 38019840), (60, 31683200), (64, 29703000), (75, 25346560), (80, 23762400), (96, 19802000), (100, 19009920), (120, 15841600), (125, 15207936), (128, 14851500), (150, 12673280), (160, 11881200), (192, 9901000), (200, 9504960), (240, 7920800), (250, 7603968), (256, 7425750), (300, 6336640), (320, 5940600), (375, 5069312), (384, 4950500), (400, 4752480), (480, 3960400), (500, 3801984), (512, 3712875), (600, 3168320), (640, 2970300), (750, 2534656), (768, 2475250), (800, 2376240), (960, 1980200), (1000, 1900992), (1200, 1584160), (1280, 1485150), (1500, 1267328), (1536, 1237625), (1600, 1188120), (1920, 990100), (2000, 950496), (2400, 792080), (2560, 742575), (3000, 633664), (3200, 594060), (3840, 495050), (4000, 475248), (4800, 396040), (6000, 316832), (6400, 297030), (7680, 247525), (8000, 237624), (9600, 198020), (9901, 192000), (12000, 158416), (12800, 148515), (16000, 118812), (19200, 99010), (19802, 96000), (24000, 79208), (29703, 64000), (32000, 59406), (38400, 49505), (39604, 48000)]