218510072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{463}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 465039360

約数和(自身を除く): 246529288

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 173, 248, 341, 346, 463, 682, 692, 926, 1364, 1384, 1852, 1903, 2728, 3704, 3806, 5093, 5363, 7612, 10186, 10726, 14353, 15224, 20372, 21452, 28706, 40744, 42904, 57412, 58993, 80099, 114824, 117986, 157883, 160198, 235972, 315766, 320396, 471944, 631532, 640792, 881089, 1263064, 1762178, 2483069, 3524356, 4966138, 7048712, 9932276, 19864552, 27313759, 54627518, 109255036, 218510072]

約数ペア:

[(1, 218510072), (2, 109255036), (4, 54627518), (8, 27313759), (11, 19864552), (22, 9932276), (31, 7048712), (44, 4966138), (62, 3524356), (88, 2483069), (124, 1762178), (173, 1263064), (248, 881089), (341, 640792), (346, 631532), (463, 471944), (682, 320396), (692, 315766), (926, 235972), (1364, 160198), (1384, 157883), (1852, 117986), (1903, 114824), (2728, 80099), (3704, 58993), (3806, 57412), (5093, 42904), (5363, 40744), (7612, 28706), (10186, 21452), (10726, 20372), (14353, 15224)]