81928800

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{3793}}^1$

素因数の和:3822

約数の個数: 144

約数和(自身を含む): 296387280

約数和(自身を除く): 214458480

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, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 200, 216, 225, 240, 270, 288, 300, 360, 400, 432, 450, 480, 540, 600, 675, 720, 800, 864, 900, 1080, 1200, 1350, 1440, 1800, 2160, 2400, 2700, 3600, 3793, 4320, 5400, 7200, 7586, 10800, 11379, 15172, 18965, 21600, 22758, 30344, 34137, 37930, 45516, 56895, 60688, 68274, 75860, 91032, 94825, 102411, 113790, 121376, 136548, 151720, 170685, 182064, 189650, 204822, 227580, 273096, 284475, 303440, 341370, 364128, 379300, 409644, 455160, 512055, 546192, 568950, 606880, 682740, 758600, 819288, 853425, 910320, 1024110, 1092384, 1137900, 1365480, 1517200, 1638576, 1706850, 1820640, 2048220, 2275800, 2560275, 2730960, 3034400, 3277152, 3413700, 4096440, 4551600, 5120550, 5461920, 6827400, 8192880, 9103200, 10241100, 13654800, 16385760, 20482200, 27309600, 40964400, 81928800]

約数ペア:

[(1, 81928800), (2, 40964400), (3, 27309600), (4, 20482200), (5, 16385760), (6, 13654800), (8, 10241100), (9, 9103200), (10, 8192880), (12, 6827400), (15, 5461920), (16, 5120550), (18, 4551600), (20, 4096440), (24, 3413700), (25, 3277152), (27, 3034400), (30, 2730960), (32, 2560275), (36, 2275800), (40, 2048220), (45, 1820640), (48, 1706850), (50, 1638576), (54, 1517200), (60, 1365480), (72, 1137900), (75, 1092384), (80, 1024110), (90, 910320), (96, 853425), (100, 819288), (108, 758600), (120, 682740), (135, 606880), (144, 568950), (150, 546192), (160, 512055), (180, 455160), (200, 409644), (216, 379300), (225, 364128), (240, 341370), (270, 303440), (288, 284475), (300, 273096), (360, 227580), (400, 204822), (432, 189650), (450, 182064), (480, 170685), (540, 151720), (600, 136548), (675, 121376), (720, 113790), (800, 102411), (864, 94825), (900, 91032), (1080, 75860), (1200, 68274), (1350, 60688), (1440, 56895), (1800, 45516), (2160, 37930), (2400, 34137), (2700, 30344), (3600, 22758), (3793, 21600), (4320, 18965), (5400, 15172), (7200, 11379), (7586, 10800)]