322069540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1289}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 753210360

約数和(自身を除く): 431140820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 961, 1289, 1612, 1922, 2015, 2578, 3844, 4030, 4805, 5156, 6445, 8060, 9610, 12493, 12890, 16757, 19220, 24986, 25780, 33514, 39959, 49972, 62465, 67028, 79918, 83785, 124930, 159836, 167570, 199795, 249860, 335140, 399590, 519467, 799180, 1038934, 1238729, 2077868, 2477458, 2597335, 4954916, 5194670, 6193645, 10389340, 12387290, 16103477, 24774580, 32206954, 64413908, 80517385, 161034770, 322069540]

約数ペア:

[(1, 322069540), (2, 161034770), (4, 80517385), (5, 64413908), (10, 32206954), (13, 24774580), (20, 16103477), (26, 12387290), (31, 10389340), (52, 6193645), (62, 5194670), (65, 4954916), (124, 2597335), (130, 2477458), (155, 2077868), (260, 1238729), (310, 1038934), (403, 799180), (620, 519467), (806, 399590), (961, 335140), (1289, 249860), (1612, 199795), (1922, 167570), (2015, 159836), (2578, 124930), (3844, 83785), (4030, 79918), (4805, 67028), (5156, 62465), (6445, 49972), (8060, 39959), (9610, 33514), (12493, 25780), (12890, 24986), (16757, 19220)]