279980640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{194431}}^1$

素因数の和:194452

約数の個数: 72

約数和(自身を含む): 955438848

約数和(自身を除く): 675458208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 194431, 388862, 583293, 777724, 972155, 1166586, 1555448, 1749879, 1944310, 2333172, 2916465, 3110896, 3499758, 3888620, 4666344, 5832930, 6221792, 6999516, 7777240, 8749395, 9332688, 11665860, 13999032, 15554480, 17498790, 18665376, 23331720, 27998064, 31108960, 34997580, 46663440, 55996128, 69995160, 93326880, 139990320, 279980640]

約数ペア:

[(1, 279980640), (2, 139990320), (3, 93326880), (4, 69995160), (5, 55996128), (6, 46663440), (8, 34997580), (9, 31108960), (10, 27998064), (12, 23331720), (15, 18665376), (16, 17498790), (18, 15554480), (20, 13999032), (24, 11665860), (30, 9332688), (32, 8749395), (36, 7777240), (40, 6999516), (45, 6221792), (48, 5832930), (60, 4666344), (72, 3888620), (80, 3499758), (90, 3110896), (96, 2916465), (120, 2333172), (144, 1944310), (160, 1749879), (180, 1555448), (240, 1166586), (288, 972155), (360, 777724), (480, 583293), (720, 388862), (1440, 194431)]