178938060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4787}}^1$

素因数の和:4895

約数の個数: 96

約数和(自身を含む): 579156480

約数和(自身を除く): 400218420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1869, 2492, 2670, 3115, 3738, 4787, 5340, 6230, 7476, 9345, 9574, 12460, 14361, 18690, 19148, 23935, 28722, 33509, 37380, 47870, 57444, 67018, 71805, 95740, 100527, 134036, 143610, 167545, 201054, 287220, 335090, 402108, 426043, 502635, 670180, 852086, 1005270, 1278129, 1704172, 2010540, 2130215, 2556258, 2982301, 4260430, 5112516, 5964602, 6390645, 8520860, 8946903, 11929204, 12781290, 14911505, 17893806, 25562580, 29823010, 35787612, 44734515, 59646020, 89469030, 178938060]

約数ペア:

[(1, 178938060), (2, 89469030), (3, 59646020), (4, 44734515), (5, 35787612), (6, 29823010), (7, 25562580), (10, 17893806), (12, 14911505), (14, 12781290), (15, 11929204), (20, 8946903), (21, 8520860), (28, 6390645), (30, 5964602), (35, 5112516), (42, 4260430), (60, 2982301), (70, 2556258), (84, 2130215), (89, 2010540), (105, 1704172), (140, 1278129), (178, 1005270), (210, 852086), (267, 670180), (356, 502635), (420, 426043), (445, 402108), (534, 335090), (623, 287220), (890, 201054), (1068, 167545), (1246, 143610), (1335, 134036), (1780, 100527), (1869, 95740), (2492, 71805), (2670, 67018), (3115, 57444), (3738, 47870), (4787, 37380), (5340, 33509), (6230, 28722), (7476, 23935), (9345, 19148), (9574, 18690), (12460, 14361)]