156561160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1127

約数の個数: 128

約数和(自身を含む): 440432640

約数和(自身を除く): 283871480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 310, 340, 434, 476, 527, 595, 620, 680, 868, 952, 1054, 1061, 1085, 1190, 1240, 1736, 2108, 2122, 2170, 2380, 2635, 3689, 4216, 4244, 4340, 4760, 5270, 5305, 7378, 7427, 8488, 8680, 10540, 10610, 14756, 14854, 18037, 18445, 21080, 21220, 29512, 29708, 32891, 36074, 36890, 37135, 42440, 59416, 65782, 72148, 73780, 74270, 90185, 126259, 131564, 144296, 147560, 148540, 164455, 180370, 230237, 252518, 263128, 297080, 328910, 360740, 460474, 505036, 559147, 631295, 657820, 721480, 920948, 1010072, 1118294, 1151185, 1262590, 1315640, 1841896, 2236588, 2302370, 2525180, 2795735, 3914029, 4473176, 4604740, 5050360, 5591470, 7828058, 9209480, 11182940, 15656116, 19570145, 22365880, 31312232, 39140290, 78280580, 156561160]

約数ペア:

[(1, 156561160), (2, 78280580), (4, 39140290), (5, 31312232), (7, 22365880), (8, 19570145), (10, 15656116), (14, 11182940), (17, 9209480), (20, 7828058), (28, 5591470), (31, 5050360), (34, 4604740), (35, 4473176), (40, 3914029), (56, 2795735), (62, 2525180), (68, 2302370), (70, 2236588), (85, 1841896), (119, 1315640), (124, 1262590), (136, 1151185), (140, 1118294), (155, 1010072), (170, 920948), (217, 721480), (238, 657820), (248, 631295), (280, 559147), (310, 505036), (340, 460474), (434, 360740), (476, 328910), (527, 297080), (595, 263128), (620, 252518), (680, 230237), (868, 180370), (952, 164455), (1054, 148540), (1061, 147560), (1085, 144296), (1190, 131564), (1240, 126259), (1736, 90185), (2108, 74270), (2122, 73780), (2170, 72148), (2380, 65782), (2635, 59416), (3689, 42440), (4216, 37135), (4244, 36890), (4340, 36074), (4760, 32891), (5270, 29708), (5305, 29512), (7378, 21220), (7427, 21080), (8488, 18445), (8680, 18037), (10540, 14854), (10610, 14756)]