678713070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:946

約数の個数: 128

約数和(自身を含む): 1938235392

約数和(自身を除く): 1259522322

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 137, 155, 186, 210, 217, 274, 310, 411, 434, 465, 651, 685, 761, 822, 930, 959, 1085, 1302, 1370, 1522, 1918, 2055, 2170, 2283, 2877, 3255, 3805, 4110, 4247, 4566, 4795, 5327, 5754, 6510, 7610, 8494, 9590, 10654, 11415, 12741, 14385, 15981, 21235, 22830, 23591, 25482, 26635, 28770, 29729, 31962, 42470, 47182, 53270, 59458, 63705, 70773, 79905, 89187, 104257, 117955, 127410, 141546, 148645, 159810, 165137, 178374, 208514, 235910, 297290, 312771, 330274, 353865, 445935, 495411, 521285, 625542, 707730, 729799, 825685, 891870, 990822, 1042570, 1459598, 1563855, 1651370, 2189397, 2477055, 3127710, 3231967, 3648995, 4378794, 4954110, 6463934, 7297990, 9695901, 10946985, 16159835, 19391802, 21893970, 22623769, 32319670, 45247538, 48479505, 67871307, 96959010, 113118845, 135742614, 226237690, 339356535, 678713070]

約数ペア:

[(1, 678713070), (2, 339356535), (3, 226237690), (5, 135742614), (6, 113118845), (7, 96959010), (10, 67871307), (14, 48479505), (15, 45247538), (21, 32319670), (30, 22623769), (31, 21893970), (35, 19391802), (42, 16159835), (62, 10946985), (70, 9695901), (93, 7297990), (105, 6463934), (137, 4954110), (155, 4378794), (186, 3648995), (210, 3231967), (217, 3127710), (274, 2477055), (310, 2189397), (411, 1651370), (434, 1563855), (465, 1459598), (651, 1042570), (685, 990822), (761, 891870), (822, 825685), (930, 729799), (959, 707730), (1085, 625542), (1302, 521285), (1370, 495411), (1522, 445935), (1918, 353865), (2055, 330274), (2170, 312771), (2283, 297290), (2877, 235910), (3255, 208514), (3805, 178374), (4110, 165137), (4247, 159810), (4566, 148645), (4795, 141546), (5327, 127410), (5754, 117955), (6510, 104257), (7610, 89187), (8494, 79905), (9590, 70773), (10654, 63705), (11415, 59458), (12741, 53270), (14385, 47182), (15981, 42470), (21235, 31962), (22830, 29729), (23591, 28770), (25482, 26635)]