2700180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2143}}^1$

素因数の和:2165

約数の個数: 72

約数和(自身を含む): 9364992

約数和(自身を除く): 6664812

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, 2143, 4286, 6429, 8572, 10715, 12858, 15001, 19287, 21430, 25716, 30002, 32145, 38574, 42860, 45003, 60004, 64290, 75005, 77148, 90006, 96435, 128580, 135009, 150010, 180012, 192870, 225015, 270018, 300020, 385740, 450030, 540036, 675045, 900060, 1350090, 2700180]

約数ペア:

[(1, 2700180), (2, 1350090), (3, 900060), (4, 675045), (5, 540036), (6, 450030), (7, 385740), (9, 300020), (10, 270018), (12, 225015), (14, 192870), (15, 180012), (18, 150010), (20, 135009), (21, 128580), (28, 96435), (30, 90006), (35, 77148), (36, 75005), (42, 64290), (45, 60004), (60, 45003), (63, 42860), (70, 38574), (84, 32145), (90, 30002), (105, 25716), (126, 21430), (140, 19287), (180, 15001), (210, 12858), (252, 10715), (315, 8572), (420, 6429), (630, 4286), (1260, 2143)]