2191221840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{66643}}^1$

素因数の和:66796

約数の個数: 80

約数和(自身を含む): 6842472768

約数和(自身を除く): 4651250928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 5480, 6576, 8220, 10960, 16440, 32880, 66643, 133286, 199929, 266572, 333215, 399858, 533144, 666430, 799716, 999645, 1066288, 1332860, 1599432, 1999290, 2665720, 3198864, 3998580, 5331440, 7997160, 9130091, 15994320, 18260182, 27390273, 36520364, 45650455, 54780546, 73040728, 91300910, 109561092, 136951365, 146081456, 182601820, 219122184, 273902730, 365203640, 438244368, 547805460, 730407280, 1095610920, 2191221840]

約数ペア:

[(1, 2191221840), (2, 1095610920), (3, 730407280), (4, 547805460), (5, 438244368), (6, 365203640), (8, 273902730), (10, 219122184), (12, 182601820), (15, 146081456), (16, 136951365), (20, 109561092), (24, 91300910), (30, 73040728), (40, 54780546), (48, 45650455), (60, 36520364), (80, 27390273), (120, 18260182), (137, 15994320), (240, 9130091), (274, 7997160), (411, 5331440), (548, 3998580), (685, 3198864), (822, 2665720), (1096, 1999290), (1370, 1599432), (1644, 1332860), (2055, 1066288), (2192, 999645), (2740, 799716), (3288, 666430), (4110, 533144), (5480, 399858), (6576, 333215), (8220, 266572), (10960, 199929), (16440, 133286), (32880, 66643)]