72011380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 177280488

約数和(自身を除く): 105269108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 197, 245, 373, 394, 490, 746, 788, 980, 985, 1379, 1492, 1865, 1970, 2611, 2758, 3730, 3940, 5222, 5516, 6895, 7460, 9653, 10444, 13055, 13790, 18277, 19306, 26110, 27580, 36554, 38612, 48265, 52220, 73108, 73481, 91385, 96530, 146962, 182770, 193060, 293924, 365540, 367405, 514367, 734810, 1028734, 1469620, 2057468, 2571835, 3600569, 5143670, 7201138, 10287340, 14402276, 18002845, 36005690, 72011380]

約数ペア:

[(1, 72011380), (2, 36005690), (4, 18002845), (5, 14402276), (7, 10287340), (10, 7201138), (14, 5143670), (20, 3600569), (28, 2571835), (35, 2057468), (49, 1469620), (70, 1028734), (98, 734810), (140, 514367), (196, 367405), (197, 365540), (245, 293924), (373, 193060), (394, 182770), (490, 146962), (746, 96530), (788, 91385), (980, 73481), (985, 73108), (1379, 52220), (1492, 48265), (1865, 38612), (1970, 36554), (2611, 27580), (2758, 26110), (3730, 19306), (3940, 18277), (5222, 13790), (5516, 13055), (6895, 10444), (7460, 9653)]