140342840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{683}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 345720960

約数和(自身を除く): 205378120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 467, 683, 934, 1366, 1868, 2335, 2732, 3415, 3736, 4670, 5137, 5464, 6830, 7513, 9340, 10274, 13660, 15026, 18680, 20548, 25685, 27320, 30052, 37565, 41096, 51370, 60104, 75130, 102740, 150260, 205480, 300520, 318961, 637922, 1275844, 1594805, 2551688, 3189610, 3508571, 6379220, 7017142, 12758440, 14034284, 17542855, 28068568, 35085710, 70171420, 140342840]

約数ペア:

[(1, 140342840), (2, 70171420), (4, 35085710), (5, 28068568), (8, 17542855), (10, 14034284), (11, 12758440), (20, 7017142), (22, 6379220), (40, 3508571), (44, 3189610), (55, 2551688), (88, 1594805), (110, 1275844), (220, 637922), (440, 318961), (467, 300520), (683, 205480), (934, 150260), (1366, 102740), (1868, 75130), (2335, 60104), (2732, 51370), (3415, 41096), (3736, 37565), (4670, 30052), (5137, 27320), (5464, 25685), (6830, 20548), (7513, 18680), (9340, 15026), (10274, 13660)]