247647540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2963}}^1$

素因数の和:3181

約数の個数: 96

約数和(自身を含む): 796723200

約数和(自身を除く): 549075660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 398, 420, 597, 796, 995, 1194, 1393, 1990, 2388, 2786, 2963, 2985, 3980, 4179, 5572, 5926, 5970, 6965, 8358, 8889, 11852, 11940, 13930, 14815, 16716, 17778, 20741, 20895, 27860, 29630, 35556, 41482, 41790, 44445, 59260, 62223, 82964, 83580, 88890, 103705, 124446, 177780, 207410, 248892, 311115, 414820, 589637, 622230, 1179274, 1244460, 1768911, 2358548, 2948185, 3537822, 4127459, 5896370, 7075644, 8254918, 8844555, 11792740, 12382377, 16509836, 17689110, 20637295, 24764754, 35378220, 41274590, 49529508, 61911885, 82549180, 123823770, 247647540]

約数ペア:

[(1, 247647540), (2, 123823770), (3, 82549180), (4, 61911885), (5, 49529508), (6, 41274590), (7, 35378220), (10, 24764754), (12, 20637295), (14, 17689110), (15, 16509836), (20, 12382377), (21, 11792740), (28, 8844555), (30, 8254918), (35, 7075644), (42, 5896370), (60, 4127459), (70, 3537822), (84, 2948185), (105, 2358548), (140, 1768911), (199, 1244460), (210, 1179274), (398, 622230), (420, 589637), (597, 414820), (796, 311115), (995, 248892), (1194, 207410), (1393, 177780), (1990, 124446), (2388, 103705), (2786, 88890), (2963, 83580), (2985, 82964), (3980, 62223), (4179, 59260), (5572, 44445), (5926, 41790), (5970, 41482), (6965, 35556), (8358, 29630), (8889, 27860), (11852, 20895), (11940, 20741), (13930, 17778), (14815, 16716)]