255608520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1683

約数の個数: 128

約数和(自身を含む): 819072000

約数和(自身を除く): 563463480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1579, 1704, 2130, 2280, 2698, 2840, 3158, 4047, 4260, 4737, 5396, 6316, 6745, 7895, 8094, 8520, 9474, 10792, 12632, 13490, 15790, 16188, 18948, 20235, 23685, 26980, 30001, 31580, 32376, 37896, 40470, 47370, 53960, 60002, 63160, 80940, 90003, 94740, 112109, 120004, 150005, 161880, 180006, 189480, 224218, 240008, 300010, 336327, 360012, 448436, 450015, 560545, 600020, 672654, 720024, 896872, 900030, 1121090, 1200040, 1345308, 1681635, 1800060, 2130071, 2242180, 2690616, 3363270, 3600120, 4260142, 4484360, 6390213, 6726540, 8520284, 10650355, 12780426, 13453080, 17040568, 21300710, 25560852, 31951065, 42601420, 51121704, 63902130, 85202840, 127804260, 255608520]

約数ペア:

[(1, 255608520), (2, 127804260), (3, 85202840), (4, 63902130), (5, 51121704), (6, 42601420), (8, 31951065), (10, 25560852), (12, 21300710), (15, 17040568), (19, 13453080), (20, 12780426), (24, 10650355), (30, 8520284), (38, 6726540), (40, 6390213), (57, 4484360), (60, 4260142), (71, 3600120), (76, 3363270), (95, 2690616), (114, 2242180), (120, 2130071), (142, 1800060), (152, 1681635), (190, 1345308), (213, 1200040), (228, 1121090), (284, 900030), (285, 896872), (355, 720024), (380, 672654), (426, 600020), (456, 560545), (568, 450015), (570, 448436), (710, 360012), (760, 336327), (852, 300010), (1065, 240008), (1140, 224218), (1349, 189480), (1420, 180006), (1579, 161880), (1704, 150005), (2130, 120004), (2280, 112109), (2698, 94740), (2840, 90003), (3158, 80940), (4047, 63160), (4260, 60002), (4737, 53960), (5396, 47370), (6316, 40470), (6745, 37896), (7895, 32376), (8094, 31580), (8520, 30001), (9474, 26980), (10792, 23685), (12632, 20235), (13490, 18948), (15790, 16188)]