688136680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1128

約数の個数: 192

約数和(自身を含む): 2049264000

約数和(自身を除く): 1361127320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 121, 133, 140, 152, 154, 190, 209, 220, 242, 266, 280, 308, 380, 385, 418, 440, 484, 532, 605, 616, 665, 760, 770, 836, 847, 968, 1045, 1064, 1069, 1210, 1330, 1463, 1540, 1672, 1694, 2090, 2138, 2299, 2420, 2660, 2926, 3080, 3388, 4180, 4235, 4276, 4598, 4840, 5320, 5345, 5852, 6776, 7315, 7483, 8360, 8470, 8552, 9196, 10690, 11495, 11704, 11759, 14630, 14966, 16093, 16940, 18392, 20311, 21380, 22990, 23518, 29260, 29932, 32186, 33880, 37415, 40622, 42760, 45980, 47036, 58520, 58795, 59864, 64372, 74830, 80465, 81244, 82313, 91960, 94072, 101555, 117590, 128744, 129349, 142177, 149660, 160930, 162488, 164626, 203110, 223421, 235180, 258698, 284354, 299320, 321860, 329252, 406220, 411565, 446842, 470360, 517396, 568708, 643720, 646745, 658504, 710885, 812440, 823130, 893684, 905443, 1034792, 1117105, 1137416, 1293490, 1421770, 1563947, 1646260, 1787368, 1810886, 2234210, 2457631, 2586980, 2843540, 3127894, 3292520, 3621772, 4468420, 4527215, 4915262, 5173960, 5687080, 6255788, 7243544, 7819735, 8936840, 9054430, 9830524, 12288155, 12511576, 15639470, 17203417, 18108860, 19661048, 24576310, 31278940, 34406834, 36217720, 49152620, 62557880, 68813668, 86017085, 98305240, 137627336, 172034170, 344068340, 688136680]

約数ペア:

[(1, 688136680), (2, 344068340), (4, 172034170), (5, 137627336), (7, 98305240), (8, 86017085), (10, 68813668), (11, 62557880), (14, 49152620), (19, 36217720), (20, 34406834), (22, 31278940), (28, 24576310), (35, 19661048), (38, 18108860), (40, 17203417), (44, 15639470), (55, 12511576), (56, 12288155), (70, 9830524), (76, 9054430), (77, 8936840), (88, 7819735), (95, 7243544), (110, 6255788), (121, 5687080), (133, 5173960), (140, 4915262), (152, 4527215), (154, 4468420), (190, 3621772), (209, 3292520), (220, 3127894), (242, 2843540), (266, 2586980), (280, 2457631), (308, 2234210), (380, 1810886), (385, 1787368), (418, 1646260), (440, 1563947), (484, 1421770), (532, 1293490), (605, 1137416), (616, 1117105), (665, 1034792), (760, 905443), (770, 893684), (836, 823130), (847, 812440), (968, 710885), (1045, 658504), (1064, 646745), (1069, 643720), (1210, 568708), (1330, 517396), (1463, 470360), (1540, 446842), (1672, 411565), (1694, 406220), (2090, 329252), (2138, 321860), (2299, 299320), (2420, 284354), (2660, 258698), (2926, 235180), (3080, 223421), (3388, 203110), (4180, 164626), (4235, 162488), (4276, 160930), (4598, 149660), (4840, 142177), (5320, 129349), (5345, 128744), (5852, 117590), (6776, 101555), (7315, 94072), (7483, 91960), (8360, 82313), (8470, 81244), (8552, 80465), (9196, 74830), (10690, 64372), (11495, 59864), (11704, 58795), (11759, 58520), (14630, 47036), (14966, 45980), (16093, 42760), (16940, 40622), (18392, 37415), (20311, 33880), (21380, 32186), (22990, 29932), (23518, 29260)]