259520640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7951}}^1$

素因数の和:7990

約数の個数: 128

約数和(自身を含む): 875992320

約数和(自身を除く): 616471680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 4080, 5440, 6528, 7951, 8160, 10880, 15902, 16320, 23853, 31804, 32640, 39755, 47706, 63608, 79510, 95412, 119265, 127216, 135167, 159020, 190824, 238530, 254432, 270334, 318040, 381648, 405501, 477060, 508864, 540668, 636080, 675835, 763296, 811002, 954120, 1017728, 1081336, 1272160, 1351670, 1526592, 1622004, 1908240, 2027505, 2162672, 2544320, 2703340, 3053184, 3244008, 3816480, 4055010, 4325344, 5088640, 5406680, 6488016, 7632960, 8110020, 8650688, 10813360, 12976032, 15265920, 16220040, 17301376, 21626720, 25952064, 32440080, 43253440, 51904128, 64880160, 86506880, 129760320, 259520640]

約数ペア:

[(1, 259520640), (2, 129760320), (3, 86506880), (4, 64880160), (5, 51904128), (6, 43253440), (8, 32440080), (10, 25952064), (12, 21626720), (15, 17301376), (16, 16220040), (17, 15265920), (20, 12976032), (24, 10813360), (30, 8650688), (32, 8110020), (34, 7632960), (40, 6488016), (48, 5406680), (51, 5088640), (60, 4325344), (64, 4055010), (68, 3816480), (80, 3244008), (85, 3053184), (96, 2703340), (102, 2544320), (120, 2162672), (128, 2027505), (136, 1908240), (160, 1622004), (170, 1526592), (192, 1351670), (204, 1272160), (240, 1081336), (255, 1017728), (272, 954120), (320, 811002), (340, 763296), (384, 675835), (408, 636080), (480, 540668), (510, 508864), (544, 477060), (640, 405501), (680, 381648), (816, 318040), (960, 270334), (1020, 254432), (1088, 238530), (1360, 190824), (1632, 159020), (1920, 135167), (2040, 127216), (2176, 119265), (2720, 95412), (3264, 79510), (4080, 63608), (5440, 47706), (6528, 39755), (7951, 32640), (8160, 31804), (10880, 23853), (15902, 16320)]