128489172

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 387072000

約数和(自身を除く): 258582828

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 31, 38, 42, 49, 53, 57, 62, 76, 84, 93, 98, 106, 114, 124, 133, 147, 159, 186, 196, 212, 217, 228, 266, 294, 318, 343, 371, 372, 399, 434, 532, 588, 589, 636, 651, 686, 742, 798, 868, 931, 1007, 1029, 1113, 1178, 1302, 1372, 1484, 1519, 1596, 1643, 1767, 1862, 2014, 2058, 2226, 2356, 2597, 2604, 2793, 3021, 3038, 3286, 3534, 3724, 4028, 4116, 4123, 4452, 4557, 4929, 5194, 5586, 6042, 6076, 6517, 6572, 7049, 7068, 7791, 8246, 9114, 9858, 10388, 10633, 11172, 11501, 12084, 12369, 13034, 14098, 15582, 16492, 18179, 18228, 19551, 19716, 21147, 21266, 23002, 24738, 26068, 28196, 28861, 31164, 31217, 31899, 34503, 36358, 39102, 42294, 42532, 46004, 49343, 49476, 54537, 57722, 62434, 63798, 69006, 72716, 78204, 80507, 84588, 86583, 93651, 98686, 109074, 115444, 124868, 127596, 138012, 148029, 161014, 173166, 187302, 197372, 202027, 218148, 218519, 241521, 296058, 322028, 345401, 346332, 374604, 404054, 437038, 483042, 563549, 592116, 606081, 655557, 690802, 808108, 874076, 966084, 1036203, 1127098, 1212162, 1311114, 1381604, 1529633, 1690647, 2072406, 2254196, 2424324, 2622228, 3059266, 3381294, 4144812, 4588899, 6118532, 6762588, 9177798, 10707431, 18355596, 21414862, 32122293, 42829724, 64244586, 128489172]

約数ペア:

[(1, 128489172), (2, 64244586), (3, 42829724), (4, 32122293), (6, 21414862), (7, 18355596), (12, 10707431), (14, 9177798), (19, 6762588), (21, 6118532), (28, 4588899), (31, 4144812), (38, 3381294), (42, 3059266), (49, 2622228), (53, 2424324), (57, 2254196), (62, 2072406), (76, 1690647), (84, 1529633), (93, 1381604), (98, 1311114), (106, 1212162), (114, 1127098), (124, 1036203), (133, 966084), (147, 874076), (159, 808108), (186, 690802), (196, 655557), (212, 606081), (217, 592116), (228, 563549), (266, 483042), (294, 437038), (318, 404054), (343, 374604), (371, 346332), (372, 345401), (399, 322028), (434, 296058), (532, 241521), (588, 218519), (589, 218148), (636, 202027), (651, 197372), (686, 187302), (742, 173166), (798, 161014), (868, 148029), (931, 138012), (1007, 127596), (1029, 124868), (1113, 115444), (1178, 109074), (1302, 98686), (1372, 93651), (1484, 86583), (1519, 84588), (1596, 80507), (1643, 78204), (1767, 72716), (1862, 69006), (2014, 63798), (2058, 62434), (2226, 57722), (2356, 54537), (2597, 49476), (2604, 49343), (2793, 46004), (3021, 42532), (3038, 42294), (3286, 39102), (3534, 36358), (3724, 34503), (4028, 31899), (4116, 31217), (4123, 31164), (4452, 28861), (4557, 28196), (4929, 26068), (5194, 24738), (5586, 23002), (6042, 21266), (6076, 21147), (6517, 19716), (6572, 19551), (7049, 18228), (7068, 18179), (7791, 16492), (8246, 15582), (9114, 14098), (9858, 13034), (10388, 12369), (10633, 12084), (11172, 11501)]