128627712

素因数分解:

$2^{10}\times 3^2\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:864

約数の個数: 132

約数和(自身を含む): 393736356

約数和(自身を除く): 265108644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 256, 272, 288, 306, 384, 408, 512, 544, 576, 612, 768, 816, 821, 1024, 1088, 1152, 1224, 1536, 1632, 1642, 2176, 2304, 2448, 2463, 3072, 3264, 3284, 4352, 4608, 4896, 4926, 6528, 6568, 7389, 8704, 9216, 9792, 9852, 13056, 13136, 13957, 14778, 17408, 19584, 19704, 26112, 26272, 27914, 29556, 39168, 39408, 41871, 52224, 52544, 55828, 59112, 78336, 78816, 83742, 105088, 111656, 118224, 125613, 156672, 157632, 167484, 210176, 223312, 236448, 251226, 315264, 334968, 420352, 446624, 472896, 502452, 630528, 669936, 840704, 893248, 945792, 1004904, 1261056, 1339872, 1786496, 1891584, 2009808, 2522112, 2679744, 3572992, 3783168, 4019616, 5359488, 7145984, 7566336, 8039232, 10718976, 14291968, 16078464, 21437952, 32156928, 42875904, 64313856, 128627712]

約数ペア:

[(1, 128627712), (2, 64313856), (3, 42875904), (4, 32156928), (6, 21437952), (8, 16078464), (9, 14291968), (12, 10718976), (16, 8039232), (17, 7566336), (18, 7145984), (24, 5359488), (32, 4019616), (34, 3783168), (36, 3572992), (48, 2679744), (51, 2522112), (64, 2009808), (68, 1891584), (72, 1786496), (96, 1339872), (102, 1261056), (128, 1004904), (136, 945792), (144, 893248), (153, 840704), (192, 669936), (204, 630528), (256, 502452), (272, 472896), (288, 446624), (306, 420352), (384, 334968), (408, 315264), (512, 251226), (544, 236448), (576, 223312), (612, 210176), (768, 167484), (816, 157632), (821, 156672), (1024, 125613), (1088, 118224), (1152, 111656), (1224, 105088), (1536, 83742), (1632, 78816), (1642, 78336), (2176, 59112), (2304, 55828), (2448, 52544), (2463, 52224), (3072, 41871), (3264, 39408), (3284, 39168), (4352, 29556), (4608, 27914), (4896, 26272), (4926, 26112), (6528, 19704), (6568, 19584), (7389, 17408), (8704, 14778), (9216, 13957), (9792, 13136), (9852, 13056)]