640186032

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{383}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 1679892480

約数和(自身を除く): 1039706448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 359, 383, 388, 582, 718, 766, 776, 1077, 1149, 1164, 1436, 1532, 1552, 2154, 2298, 2328, 2872, 3064, 4308, 4596, 4656, 5744, 6128, 8616, 9192, 17232, 18384, 34823, 37151, 69646, 74302, 104469, 111453, 137497, 139292, 148604, 208938, 222906, 274994, 278584, 297208, 412491, 417876, 445812, 549988, 557168, 594416, 824982, 835752, 891624, 1099976, 1649964, 1671504, 1783248, 2199952, 3299928, 6599856, 13337209, 26674418, 40011627, 53348836, 80023254, 106697672, 160046508, 213395344, 320093016, 640186032]

約数ペア:

[(1, 640186032), (2, 320093016), (3, 213395344), (4, 160046508), (6, 106697672), (8, 80023254), (12, 53348836), (16, 40011627), (24, 26674418), (48, 13337209), (97, 6599856), (194, 3299928), (291, 2199952), (359, 1783248), (383, 1671504), (388, 1649964), (582, 1099976), (718, 891624), (766, 835752), (776, 824982), (1077, 594416), (1149, 557168), (1164, 549988), (1436, 445812), (1532, 417876), (1552, 412491), (2154, 297208), (2298, 278584), (2328, 274994), (2872, 222906), (3064, 208938), (4308, 148604), (4596, 139292), (4656, 137497), (5744, 111453), (6128, 104469), (8616, 74302), (9192, 69646), (17232, 37151), (18384, 34823)]