206914120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 552407040

約数和(自身を除く): 345492920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 73, 106, 140, 146, 191, 212, 265, 280, 292, 365, 371, 382, 424, 511, 530, 584, 730, 742, 764, 955, 1022, 1060, 1337, 1460, 1484, 1528, 1855, 1910, 2044, 2120, 2555, 2674, 2920, 2968, 3710, 3820, 3869, 4088, 5110, 5348, 6685, 7420, 7640, 7738, 10123, 10220, 10696, 13370, 13943, 14840, 15476, 19345, 20246, 20440, 26740, 27083, 27886, 30952, 38690, 40492, 50615, 53480, 54166, 55772, 69715, 70861, 77380, 80984, 97601, 101230, 108332, 111544, 135415, 139430, 141722, 154760, 195202, 202460, 216664, 270830, 278860, 283444, 354305, 390404, 404920, 488005, 541660, 557720, 566888, 708610, 738979, 780808, 976010, 1083320, 1417220, 1477958, 1952020, 2834440, 2955916, 3694895, 3904040, 5172853, 5911832, 7389790, 10345706, 14779580, 20691412, 25864265, 29559160, 41382824, 51728530, 103457060, 206914120]

約数ペア:

[(1, 206914120), (2, 103457060), (4, 51728530), (5, 41382824), (7, 29559160), (8, 25864265), (10, 20691412), (14, 14779580), (20, 10345706), (28, 7389790), (35, 5911832), (40, 5172853), (53, 3904040), (56, 3694895), (70, 2955916), (73, 2834440), (106, 1952020), (140, 1477958), (146, 1417220), (191, 1083320), (212, 976010), (265, 780808), (280, 738979), (292, 708610), (365, 566888), (371, 557720), (382, 541660), (424, 488005), (511, 404920), (530, 390404), (584, 354305), (730, 283444), (742, 278860), (764, 270830), (955, 216664), (1022, 202460), (1060, 195202), (1337, 154760), (1460, 141722), (1484, 139430), (1528, 135415), (1855, 111544), (1910, 108332), (2044, 101230), (2120, 97601), (2555, 80984), (2674, 77380), (2920, 70861), (2968, 69715), (3710, 55772), (3820, 54166), (3869, 53480), (4088, 50615), (5110, 40492), (5348, 38690), (6685, 30952), (7420, 27886), (7640, 27083), (7738, 26740), (10123, 20440), (10220, 20246), (10696, 19345), (13370, 15476), (13943, 14840)]