221430160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{179}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 604514880

約数和(自身を除く): 383084720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 179, 188, 235, 280, 329, 358, 376, 470, 560, 658, 716, 752, 895, 940, 1253, 1316, 1432, 1645, 1790, 1880, 2209, 2506, 2632, 2864, 3290, 3580, 3760, 4418, 5012, 5264, 6265, 6580, 7160, 8413, 8836, 10024, 11045, 12530, 13160, 14320, 15463, 16826, 17672, 20048, 22090, 25060, 26320, 30926, 33652, 35344, 42065, 44180, 50120, 58891, 61852, 67304, 77315, 84130, 88360, 100240, 117782, 123704, 134608, 154630, 168260, 176720, 235564, 247408, 294455, 309260, 336520, 395411, 471128, 588910, 618520, 673040, 790822, 942256, 1177820, 1237040, 1581644, 1977055, 2355640, 2767877, 3163288, 3954110, 4711280, 5535754, 6326576, 7908220, 11071508, 13839385, 15816440, 22143016, 27678770, 31632880, 44286032, 55357540, 110715080, 221430160]

約数ペア:

[(1, 221430160), (2, 110715080), (4, 55357540), (5, 44286032), (7, 31632880), (8, 27678770), (10, 22143016), (14, 15816440), (16, 13839385), (20, 11071508), (28, 7908220), (35, 6326576), (40, 5535754), (47, 4711280), (56, 3954110), (70, 3163288), (80, 2767877), (94, 2355640), (112, 1977055), (140, 1581644), (179, 1237040), (188, 1177820), (235, 942256), (280, 790822), (329, 673040), (358, 618520), (376, 588910), (470, 471128), (560, 395411), (658, 336520), (716, 309260), (752, 294455), (895, 247408), (940, 235564), (1253, 176720), (1316, 168260), (1432, 154630), (1645, 134608), (1790, 123704), (1880, 117782), (2209, 100240), (2506, 88360), (2632, 84130), (2864, 77315), (3290, 67304), (3580, 61852), (3760, 58891), (4418, 50120), (5012, 44180), (5264, 42065), (6265, 35344), (6580, 33652), (7160, 30926), (8413, 26320), (8836, 25060), (10024, 22090), (11045, 20048), (12530, 17672), (13160, 16826), (14320, 15463)]