128938068

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 120

約数和(自身を含む): 388942400

約数和(自身を除く): 260004332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 139, 162, 189, 252, 278, 324, 378, 409, 417, 556, 567, 756, 818, 834, 973, 1134, 1227, 1251, 1636, 1668, 1946, 2268, 2454, 2502, 2863, 2919, 3681, 3753, 3892, 4908, 5004, 5726, 5838, 7362, 7506, 8589, 8757, 11043, 11259, 11452, 11676, 14724, 15012, 17178, 17514, 22086, 22518, 25767, 26271, 33129, 34356, 35028, 44172, 45036, 51534, 52542, 56851, 66258, 77301, 78813, 103068, 105084, 113702, 132516, 154602, 157626, 170553, 227404, 231903, 309204, 315252, 341106, 397957, 463806, 511659, 682212, 795914, 927612, 1023318, 1193871, 1534977, 1591828, 2046636, 2387742, 3069954, 3581613, 4604931, 4775484, 6139908, 7163226, 9209862, 10744839, 14326452, 18419724, 21489678, 32234517, 42979356, 64469034, 128938068]

約数ペア:

[(1, 128938068), (2, 64469034), (3, 42979356), (4, 32234517), (6, 21489678), (7, 18419724), (9, 14326452), (12, 10744839), (14, 9209862), (18, 7163226), (21, 6139908), (27, 4775484), (28, 4604931), (36, 3581613), (42, 3069954), (54, 2387742), (63, 2046636), (81, 1591828), (84, 1534977), (108, 1193871), (126, 1023318), (139, 927612), (162, 795914), (189, 682212), (252, 511659), (278, 463806), (324, 397957), (378, 341106), (409, 315252), (417, 309204), (556, 231903), (567, 227404), (756, 170553), (818, 157626), (834, 154602), (973, 132516), (1134, 113702), (1227, 105084), (1251, 103068), (1636, 78813), (1668, 77301), (1946, 66258), (2268, 56851), (2454, 52542), (2502, 51534), (2863, 45036), (2919, 44172), (3681, 35028), (3753, 34356), (3892, 33129), (4908, 26271), (5004, 25767), (5726, 22518), (5838, 22086), (7362, 17514), (7506, 17178), (8589, 15012), (8757, 14724), (11043, 11676), (11259, 11452)]