77880960

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{4507}}^1$

素因数の和:4535

約数の個数: 128

約数和(自身を含む): 275889600

約数和(自身を除く): 198008640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 4507, 5760, 8640, 9014, 13521, 17280, 18028, 22535, 27042, 36056, 40563, 45070, 54084, 67605, 72112, 81126, 90140, 108168, 121689, 135210, 144224, 162252, 180280, 202815, 216336, 243378, 270420, 288448, 324504, 360560, 405630, 432672, 486756, 540840, 576896, 608445, 649008, 721120, 811260, 865344, 973512, 1081680, 1216890, 1298016, 1442240, 1622520, 1730688, 1947024, 2163360, 2433780, 2596032, 2884480, 3245040, 3894048, 4326720, 4867560, 5192064, 6490080, 7788096, 8653440, 9735120, 12980160, 15576192, 19470240, 25960320, 38940480, 77880960]

約数ペア:

[(1, 77880960), (2, 38940480), (3, 25960320), (4, 19470240), (5, 15576192), (6, 12980160), (8, 9735120), (9, 8653440), (10, 7788096), (12, 6490080), (15, 5192064), (16, 4867560), (18, 4326720), (20, 3894048), (24, 3245040), (27, 2884480), (30, 2596032), (32, 2433780), (36, 2163360), (40, 1947024), (45, 1730688), (48, 1622520), (54, 1442240), (60, 1298016), (64, 1216890), (72, 1081680), (80, 973512), (90, 865344), (96, 811260), (108, 721120), (120, 649008), (128, 608445), (135, 576896), (144, 540840), (160, 486756), (180, 432672), (192, 405630), (216, 360560), (240, 324504), (270, 288448), (288, 270420), (320, 243378), (360, 216336), (384, 202815), (432, 180280), (480, 162252), (540, 144224), (576, 135210), (640, 121689), (720, 108168), (864, 90140), (960, 81126), (1080, 72112), (1152, 67605), (1440, 54084), (1728, 45070), (1920, 40563), (2160, 36056), (2880, 27042), (3456, 22535), (4320, 18028), (4507, 17280), (5760, 13521), (8640, 9014)]