68781492

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 129350988

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 53, 59, 78, 94, 106, 117, 118, 141, 156, 159, 177, 188, 212, 234, 236, 282, 318, 354, 423, 468, 477, 531, 564, 611, 636, 689, 708, 767, 846, 954, 1062, 1222, 1378, 1534, 1692, 1833, 1908, 2067, 2124, 2301, 2444, 2491, 2756, 2773, 3068, 3127, 3666, 4134, 4602, 4982, 5499, 5546, 6201, 6254, 6903, 7332, 7473, 8268, 8319, 9204, 9381, 9964, 10998, 11092, 12402, 12508, 13806, 14946, 16638, 18762, 21996, 22419, 24804, 24957, 27612, 28143, 29892, 32383, 33276, 36049, 37524, 40651, 44838, 49914, 56286, 64766, 72098, 81302, 89676, 97149, 99828, 108147, 112572, 121953, 129532, 144196, 146969, 162604, 194298, 216294, 243906, 291447, 293938, 324441, 365859, 388596, 432588, 440907, 487812, 582894, 587876, 648882, 731718, 881814, 1165788, 1297764, 1322721, 1463436, 1763628, 1910597, 2645442, 3821194, 5290884, 5731791, 7642388, 11463582, 17195373, 22927164, 34390746, 68781492]

約数ペア:

[(1, 68781492), (2, 34390746), (3, 22927164), (4, 17195373), (6, 11463582), (9, 7642388), (12, 5731791), (13, 5290884), (18, 3821194), (26, 2645442), (36, 1910597), (39, 1763628), (47, 1463436), (52, 1322721), (53, 1297764), (59, 1165788), (78, 881814), (94, 731718), (106, 648882), (117, 587876), (118, 582894), (141, 487812), (156, 440907), (159, 432588), (177, 388596), (188, 365859), (212, 324441), (234, 293938), (236, 291447), (282, 243906), (318, 216294), (354, 194298), (423, 162604), (468, 146969), (477, 144196), (531, 129532), (564, 121953), (611, 112572), (636, 108147), (689, 99828), (708, 97149), (767, 89676), (846, 81302), (954, 72098), (1062, 64766), (1222, 56286), (1378, 49914), (1534, 44838), (1692, 40651), (1833, 37524), (1908, 36049), (2067, 33276), (2124, 32383), (2301, 29892), (2444, 28143), (2491, 27612), (2756, 24957), (2773, 24804), (3068, 22419), (3127, 21996), (3666, 18762), (4134, 16638), (4602, 14946), (4982, 13806), (5499, 12508), (5546, 12402), (6201, 11092), (6254, 10998), (6903, 9964), (7332, 9381), (7473, 9204), (8268, 8319)]