78429568

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 128

約数和(自身を含む): 199756800

約数和(自身を除く): 121327232

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 64, 68, 76, 112, 119, 128, 133, 136, 152, 224, 238, 266, 271, 272, 304, 323, 448, 476, 532, 542, 544, 608, 646, 896, 952, 1064, 1084, 1088, 1216, 1292, 1897, 1904, 2128, 2168, 2176, 2261, 2432, 2584, 3794, 3808, 4256, 4336, 4522, 4607, 5149, 5168, 7588, 7616, 8512, 8672, 9044, 9214, 10298, 10336, 15176, 15232, 17024, 17344, 18088, 18428, 20596, 20672, 30352, 32249, 34688, 36043, 36176, 36856, 41192, 41344, 60704, 64498, 72086, 72352, 73712, 82384, 87533, 121408, 128996, 144172, 144704, 147424, 164768, 175066, 242816, 257992, 288344, 289408, 294848, 329536, 350132, 515984, 576688, 589696, 612731, 659072, 700264, 1031968, 1153376, 1225462, 1400528, 2063936, 2306752, 2450924, 2801056, 4127872, 4613504, 4901848, 5602112, 9803696, 11204224, 19607392, 39214784, 78429568]

約数ペア:

[(1, 78429568), (2, 39214784), (4, 19607392), (7, 11204224), (8, 9803696), (14, 5602112), (16, 4901848), (17, 4613504), (19, 4127872), (28, 2801056), (32, 2450924), (34, 2306752), (38, 2063936), (56, 1400528), (64, 1225462), (68, 1153376), (76, 1031968), (112, 700264), (119, 659072), (128, 612731), (133, 589696), (136, 576688), (152, 515984), (224, 350132), (238, 329536), (266, 294848), (271, 289408), (272, 288344), (304, 257992), (323, 242816), (448, 175066), (476, 164768), (532, 147424), (542, 144704), (544, 144172), (608, 128996), (646, 121408), (896, 87533), (952, 82384), (1064, 73712), (1084, 72352), (1088, 72086), (1216, 64498), (1292, 60704), (1897, 41344), (1904, 41192), (2128, 36856), (2168, 36176), (2176, 36043), (2261, 34688), (2432, 32249), (2584, 30352), (3794, 20672), (3808, 20596), (4256, 18428), (4336, 18088), (4522, 17344), (4607, 17024), (5149, 15232), (5168, 15176), (7588, 10336), (7616, 10298), (8512, 9214), (8672, 9044)]