205230060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{162881}}^1$

素因数の和:162903

約数の個数: 72

約数和(自身を含む): 711468576

約数和(自身を除く): 506238516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 162881, 325762, 488643, 651524, 814405, 977286, 1140167, 1465929, 1628810, 1954572, 2280334, 2443215, 2931858, 3257620, 3420501, 4560668, 4886430, 5700835, 5863716, 6841002, 7329645, 9772860, 10261503, 11401670, 13682004, 14659290, 17102505, 20523006, 22803340, 29318580, 34205010, 41046012, 51307515, 68410020, 102615030, 205230060]

約数ペア:

[(1, 205230060), (2, 102615030), (3, 68410020), (4, 51307515), (5, 41046012), (6, 34205010), (7, 29318580), (9, 22803340), (10, 20523006), (12, 17102505), (14, 14659290), (15, 13682004), (18, 11401670), (20, 10261503), (21, 9772860), (28, 7329645), (30, 6841002), (35, 5863716), (36, 5700835), (42, 4886430), (45, 4560668), (60, 3420501), (63, 3257620), (70, 2931858), (84, 2443215), (90, 2280334), (105, 1954572), (126, 1628810), (140, 1465929), (180, 1140167), (210, 977286), (252, 814405), (315, 651524), (420, 488643), (630, 325762), (1260, 162881)]