140374528

素因数分解:

$2^9\times 7^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:817

約数の個数: 80

約数和(自身を含む): 327032640

約数和(自身を除く): 186658112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 128, 212, 224, 256, 371, 424, 448, 512, 739, 742, 848, 896, 1478, 1484, 1696, 1792, 2956, 2968, 3392, 3584, 5173, 5912, 5936, 6784, 10346, 11824, 11872, 13568, 20692, 23648, 23744, 27136, 39167, 41384, 47296, 47488, 78334, 82768, 94592, 94976, 156668, 165536, 189184, 189952, 274169, 313336, 331072, 378368, 548338, 626672, 662144, 1096676, 1253344, 1324288, 2193352, 2506688, 2648576, 4386704, 5013376, 8773408, 10026752, 17546816, 20053504, 35093632, 70187264, 140374528]

約数ペア:

[(1, 140374528), (2, 70187264), (4, 35093632), (7, 20053504), (8, 17546816), (14, 10026752), (16, 8773408), (28, 5013376), (32, 4386704), (53, 2648576), (56, 2506688), (64, 2193352), (106, 1324288), (112, 1253344), (128, 1096676), (212, 662144), (224, 626672), (256, 548338), (371, 378368), (424, 331072), (448, 313336), (512, 274169), (739, 189952), (742, 189184), (848, 165536), (896, 156668), (1478, 94976), (1484, 94592), (1696, 82768), (1792, 78334), (2956, 47488), (2968, 47296), (3392, 41384), (3584, 39167), (5173, 27136), (5912, 23744), (5936, 23648), (6784, 20692), (10346, 13568), (11824, 11872)]