164946040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{613}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 438985440

約数和(自身を除く): 274039400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 613, 620, 868, 961, 1085, 1226, 1240, 1736, 1922, 2170, 2452, 3065, 3844, 4291, 4340, 4805, 4904, 6130, 6727, 7688, 8582, 8680, 9610, 12260, 13454, 17164, 19003, 19220, 21455, 24520, 26908, 33635, 34328, 38006, 38440, 42910, 53816, 67270, 76012, 85820, 95015, 133021, 134540, 152024, 171640, 190030, 266042, 269080, 380060, 532084, 589093, 665105, 760120, 1064168, 1178186, 1330210, 2356372, 2660420, 2945465, 4123651, 4712744, 5320840, 5890930, 8247302, 11781860, 16494604, 20618255, 23563720, 32989208, 41236510, 82473020, 164946040]

約数ペア:

[(1, 164946040), (2, 82473020), (4, 41236510), (5, 32989208), (7, 23563720), (8, 20618255), (10, 16494604), (14, 11781860), (20, 8247302), (28, 5890930), (31, 5320840), (35, 4712744), (40, 4123651), (56, 2945465), (62, 2660420), (70, 2356372), (124, 1330210), (140, 1178186), (155, 1064168), (217, 760120), (248, 665105), (280, 589093), (310, 532084), (434, 380060), (613, 269080), (620, 266042), (868, 190030), (961, 171640), (1085, 152024), (1226, 134540), (1240, 133021), (1736, 95015), (1922, 85820), (2170, 76012), (2452, 67270), (3065, 53816), (3844, 42910), (4291, 38440), (4340, 38006), (4805, 34328), (4904, 33635), (6130, 26908), (6727, 24520), (7688, 21455), (8582, 19220), (8680, 19003), (9610, 17164), (12260, 13454)]