661312176

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1567

約数の個数: 160

約数和(自身を含む): 2085580800

約数和(自身を除く): 1424268624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 71, 76, 84, 112, 114, 133, 142, 152, 168, 213, 228, 266, 284, 304, 336, 399, 426, 456, 497, 532, 568, 798, 852, 912, 994, 1064, 1136, 1349, 1459, 1491, 1596, 1704, 1988, 2128, 2698, 2918, 2982, 3192, 3408, 3976, 4047, 4377, 5396, 5836, 5964, 6384, 7952, 8094, 8754, 9443, 10213, 10792, 11672, 11928, 16188, 17508, 18886, 20426, 21584, 23344, 23856, 27721, 28329, 30639, 32376, 35016, 37772, 40852, 55442, 56658, 61278, 64752, 70032, 75544, 81704, 83163, 103589, 110884, 113316, 122556, 151088, 163408, 166326, 194047, 207178, 221768, 226632, 245112, 310767, 332652, 388094, 414356, 443536, 453264, 490224, 582141, 621534, 665304, 725123, 776188, 828712, 1164282, 1243068, 1330608, 1450246, 1552376, 1657424, 1968191, 2175369, 2328564, 2486136, 2900492, 3104752, 3936382, 4350738, 4657128, 4972272, 5800984, 5904573, 7872764, 8701476, 9314256, 11601968, 11809146, 13777337, 15745528, 17402952, 23618292, 27554674, 31491056, 34805904, 41332011, 47236584, 55109348, 82664022, 94473168, 110218696, 165328044, 220437392, 330656088, 661312176]

約数ペア:

[(1, 661312176), (2, 330656088), (3, 220437392), (4, 165328044), (6, 110218696), (7, 94473168), (8, 82664022), (12, 55109348), (14, 47236584), (16, 41332011), (19, 34805904), (21, 31491056), (24, 27554674), (28, 23618292), (38, 17402952), (42, 15745528), (48, 13777337), (56, 11809146), (57, 11601968), (71, 9314256), (76, 8701476), (84, 7872764), (112, 5904573), (114, 5800984), (133, 4972272), (142, 4657128), (152, 4350738), (168, 3936382), (213, 3104752), (228, 2900492), (266, 2486136), (284, 2328564), (304, 2175369), (336, 1968191), (399, 1657424), (426, 1552376), (456, 1450246), (497, 1330608), (532, 1243068), (568, 1164282), (798, 828712), (852, 776188), (912, 725123), (994, 665304), (1064, 621534), (1136, 582141), (1349, 490224), (1459, 453264), (1491, 443536), (1596, 414356), (1704, 388094), (1988, 332652), (2128, 310767), (2698, 245112), (2918, 226632), (2982, 221768), (3192, 207178), (3408, 194047), (3976, 166326), (4047, 163408), (4377, 151088), (5396, 122556), (5836, 113316), (5964, 110884), (6384, 103589), (7952, 83163), (8094, 81704), (8754, 75544), (9443, 70032), (10213, 64752), (10792, 61278), (11672, 56658), (11928, 55442), (16188, 40852), (17508, 37772), (18886, 35016), (20426, 32376), (21584, 30639), (23344, 28329), (23856, 27721)]