158880120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2591}}^1$

素因数の和:2685

約数の個数: 128

約数和(自身を含む): 552407040

約数和(自身を除く): 393526920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2591, 2920, 3066, 4088, 4380, 5110, 5182, 6132, 7665, 7773, 8760, 10220, 10364, 12264, 12955, 15330, 15546, 18137, 20440, 20728, 25910, 30660, 31092, 36274, 38865, 51820, 54411, 61320, 62184, 72548, 77730, 90685, 103640, 108822, 145096, 155460, 181370, 189143, 217644, 272055, 310920, 362740, 378286, 435288, 544110, 567429, 725480, 756572, 945715, 1088220, 1134858, 1324001, 1513144, 1891430, 2176440, 2269716, 2648002, 2837145, 3782860, 3972003, 4539432, 5296004, 5674290, 6620005, 7565720, 7944006, 10592008, 11348580, 13240010, 15888012, 19860015, 22697160, 26480020, 31776024, 39720030, 52960040, 79440060, 158880120]

約数ペア:

[(1, 158880120), (2, 79440060), (3, 52960040), (4, 39720030), (5, 31776024), (6, 26480020), (7, 22697160), (8, 19860015), (10, 15888012), (12, 13240010), (14, 11348580), (15, 10592008), (20, 7944006), (21, 7565720), (24, 6620005), (28, 5674290), (30, 5296004), (35, 4539432), (40, 3972003), (42, 3782860), (56, 2837145), (60, 2648002), (70, 2269716), (73, 2176440), (84, 1891430), (105, 1513144), (120, 1324001), (140, 1134858), (146, 1088220), (168, 945715), (210, 756572), (219, 725480), (280, 567429), (292, 544110), (365, 435288), (420, 378286), (438, 362740), (511, 310920), (584, 272055), (730, 217644), (840, 189143), (876, 181370), (1022, 155460), (1095, 145096), (1460, 108822), (1533, 103640), (1752, 90685), (2044, 77730), (2190, 72548), (2555, 62184), (2591, 61320), (2920, 54411), (3066, 51820), (4088, 38865), (4380, 36274), (5110, 31092), (5182, 30660), (6132, 25910), (7665, 20728), (7773, 20440), (8760, 18137), (10220, 15546), (10364, 15330), (12264, 12955)]