277219670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{317}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 636600384

約数和(自身を除く): 359380714

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 317, 403, 434, 455, 634, 806, 910, 961, 1085, 1585, 1922, 2015, 2170, 2219, 2821, 3170, 4030, 4121, 4438, 4805, 5642, 6727, 8242, 9610, 9827, 11095, 12493, 13454, 14105, 19654, 20605, 22190, 24986, 28210, 28847, 33635, 41210, 49135, 57694, 62465, 67270, 68789, 87451, 98270, 124930, 127751, 137578, 144235, 174902, 255502, 288470, 304637, 343945, 437255, 609274, 638755, 687890, 874510, 894257, 1277510, 1523185, 1788514, 2132459, 3046370, 3960281, 4264918, 4471285, 7920562, 8942570, 10662295, 19801405, 21324590, 27721967, 39602810, 55443934, 138609835, 277219670]

約数ペア:

[(1, 277219670), (2, 138609835), (5, 55443934), (7, 39602810), (10, 27721967), (13, 21324590), (14, 19801405), (26, 10662295), (31, 8942570), (35, 7920562), (62, 4471285), (65, 4264918), (70, 3960281), (91, 3046370), (130, 2132459), (155, 1788514), (182, 1523185), (217, 1277510), (310, 894257), (317, 874510), (403, 687890), (434, 638755), (455, 609274), (634, 437255), (806, 343945), (910, 304637), (961, 288470), (1085, 255502), (1585, 174902), (1922, 144235), (2015, 137578), (2170, 127751), (2219, 124930), (2821, 98270), (3170, 87451), (4030, 68789), (4121, 67270), (4438, 62465), (4805, 57694), (5642, 49135), (6727, 41210), (8242, 33635), (9610, 28847), (9827, 28210), (11095, 24986), (12493, 22190), (13454, 20605), (14105, 19654)]