18953280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{6581}}^1$

素因数の和:6604

約数の個数: 84

約数和(自身を含む): 65201292

約数和(自身を除く): 46248012

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 6581, 13162, 19743, 26324, 32905, 39486, 52648, 59229, 65810, 78972, 98715, 105296, 118458, 131620, 157944, 197430, 210592, 236916, 263240, 296145, 315888, 394860, 421184, 473832, 526480, 592290, 631776, 789720, 947664, 1052960, 1184580, 1263552, 1579440, 1895328, 2105920, 2369160, 3158880, 3790656, 4738320, 6317760, 9476640, 18953280]

約数ペア:

[(1, 18953280), (2, 9476640), (3, 6317760), (4, 4738320), (5, 3790656), (6, 3158880), (8, 2369160), (9, 2105920), (10, 1895328), (12, 1579440), (15, 1263552), (16, 1184580), (18, 1052960), (20, 947664), (24, 789720), (30, 631776), (32, 592290), (36, 526480), (40, 473832), (45, 421184), (48, 394860), (60, 315888), (64, 296145), (72, 263240), (80, 236916), (90, 210592), (96, 197430), (120, 157944), (144, 131620), (160, 118458), (180, 105296), (192, 98715), (240, 78972), (288, 65810), (320, 59229), (360, 52648), (480, 39486), (576, 32905), (720, 26324), (960, 19743), (1440, 13162), (2880, 6581)]