512645560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 1354890240

約数和(自身を除く): 842244680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 107, 140, 142, 214, 241, 280, 284, 355, 428, 482, 497, 535, 568, 710, 749, 856, 964, 994, 1070, 1205, 1420, 1498, 1687, 1928, 1988, 2140, 2410, 2485, 2840, 2996, 3374, 3745, 3976, 4280, 4820, 4970, 5992, 6748, 7490, 7597, 8435, 9640, 9940, 13496, 14980, 15194, 16870, 17111, 19880, 25787, 29960, 30388, 33740, 34222, 37985, 51574, 53179, 60776, 67480, 68444, 75970, 85555, 103148, 106358, 119777, 128935, 136888, 151940, 171110, 180509, 206296, 212716, 239554, 257870, 265895, 303880, 342220, 361018, 425432, 479108, 515740, 531790, 598885, 684440, 722036, 902545, 958216, 1031480, 1063580, 1197770, 1444072, 1805090, 1830877, 2127160, 2395540, 3610180, 3661754, 4791080, 7220360, 7323508, 9154385, 12816139, 14647016, 18308770, 25632278, 36617540, 51264556, 64080695, 73235080, 102529112, 128161390, 256322780, 512645560]

約数ペア:

[(1, 512645560), (2, 256322780), (4, 128161390), (5, 102529112), (7, 73235080), (8, 64080695), (10, 51264556), (14, 36617540), (20, 25632278), (28, 18308770), (35, 14647016), (40, 12816139), (56, 9154385), (70, 7323508), (71, 7220360), (107, 4791080), (140, 3661754), (142, 3610180), (214, 2395540), (241, 2127160), (280, 1830877), (284, 1805090), (355, 1444072), (428, 1197770), (482, 1063580), (497, 1031480), (535, 958216), (568, 902545), (710, 722036), (749, 684440), (856, 598885), (964, 531790), (994, 515740), (1070, 479108), (1205, 425432), (1420, 361018), (1498, 342220), (1687, 303880), (1928, 265895), (1988, 257870), (2140, 239554), (2410, 212716), (2485, 206296), (2840, 180509), (2996, 171110), (3374, 151940), (3745, 136888), (3976, 128935), (4280, 119777), (4820, 106358), (4970, 103148), (5992, 85555), (6748, 75970), (7490, 68444), (7597, 67480), (8435, 60776), (9640, 53179), (9940, 51574), (13496, 37985), (14980, 34222), (15194, 33740), (16870, 30388), (17111, 29960), (19880, 25787)]