127928268

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 369747840

約数和(自身を除く): 241819572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 86, 108, 117, 129, 156, 163, 169, 172, 234, 258, 326, 338, 351, 387, 468, 489, 507, 516, 559, 652, 676, 702, 774, 978, 1014, 1118, 1161, 1404, 1467, 1521, 1548, 1677, 1956, 2028, 2119, 2236, 2322, 2934, 3042, 3354, 4238, 4401, 4563, 4644, 5031, 5868, 6084, 6357, 6708, 7009, 7267, 8476, 8802, 9126, 10062, 12714, 14018, 14534, 15093, 17604, 18252, 19071, 20124, 21027, 21801, 25428, 27547, 28036, 29068, 30186, 38142, 42054, 43602, 55094, 57213, 60372, 63081, 65403, 76284, 82641, 84108, 87204, 91117, 110188, 114426, 126162, 130806, 165282, 182234, 189243, 196209, 228852, 247923, 252324, 261612, 273351, 330564, 364468, 378486, 392418, 495846, 546702, 743769, 756972, 784836, 820053, 991692, 1093404, 1184521, 1487538, 1640106, 2369042, 2460159, 2975076, 3280212, 3553563, 4738084, 4920318, 7107126, 9840636, 10660689, 14214252, 21321378, 31982067, 42642756, 63964134, 127928268]

約数ペア:

[(1, 127928268), (2, 63964134), (3, 42642756), (4, 31982067), (6, 21321378), (9, 14214252), (12, 10660689), (13, 9840636), (18, 7107126), (26, 4920318), (27, 4738084), (36, 3553563), (39, 3280212), (43, 2975076), (52, 2460159), (54, 2369042), (78, 1640106), (86, 1487538), (108, 1184521), (117, 1093404), (129, 991692), (156, 820053), (163, 784836), (169, 756972), (172, 743769), (234, 546702), (258, 495846), (326, 392418), (338, 378486), (351, 364468), (387, 330564), (468, 273351), (489, 261612), (507, 252324), (516, 247923), (559, 228852), (652, 196209), (676, 189243), (702, 182234), (774, 165282), (978, 130806), (1014, 126162), (1118, 114426), (1161, 110188), (1404, 91117), (1467, 87204), (1521, 84108), (1548, 82641), (1677, 76284), (1956, 65403), (2028, 63081), (2119, 60372), (2236, 57213), (2322, 55094), (2934, 43602), (3042, 42054), (3354, 38142), (4238, 30186), (4401, 29068), (4563, 28036), (4644, 27547), (5031, 25428), (5868, 21801), (6084, 21027), (6357, 20124), (6708, 19071), (7009, 18252), (7267, 17604), (8476, 15093), (8802, 14534), (9126, 14018), (10062, 12714)]