138448000

素因数分解:

$2^7\times 5^3\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 365180400

約数和(自身を除く): 226732400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 136, 160, 170, 200, 250, 272, 320, 340, 400, 425, 500, 509, 544, 640, 680, 800, 850, 1000, 1018, 1088, 1360, 1600, 1700, 2000, 2036, 2125, 2176, 2545, 2720, 3200, 3400, 4000, 4072, 4250, 5090, 5440, 6800, 8000, 8144, 8500, 8653, 10180, 10880, 12725, 13600, 16000, 16288, 17000, 17306, 20360, 25450, 27200, 32576, 34000, 34612, 40720, 43265, 50900, 54400, 63625, 65152, 68000, 69224, 81440, 86530, 101800, 127250, 136000, 138448, 162880, 173060, 203600, 216325, 254500, 272000, 276896, 325760, 346120, 407200, 432650, 509000, 553792, 692240, 814400, 865300, 1018000, 1081625, 1107584, 1384480, 1628800, 1730600, 2036000, 2163250, 2768960, 3461200, 4072000, 4326500, 5537920, 6922400, 8144000, 8653000, 13844800, 17306000, 27689600, 34612000, 69224000, 138448000]

約数ペア:

[(1, 138448000), (2, 69224000), (4, 34612000), (5, 27689600), (8, 17306000), (10, 13844800), (16, 8653000), (17, 8144000), (20, 6922400), (25, 5537920), (32, 4326500), (34, 4072000), (40, 3461200), (50, 2768960), (64, 2163250), (68, 2036000), (80, 1730600), (85, 1628800), (100, 1384480), (125, 1107584), (128, 1081625), (136, 1018000), (160, 865300), (170, 814400), (200, 692240), (250, 553792), (272, 509000), (320, 432650), (340, 407200), (400, 346120), (425, 325760), (500, 276896), (509, 272000), (544, 254500), (640, 216325), (680, 203600), (800, 173060), (850, 162880), (1000, 138448), (1018, 136000), (1088, 127250), (1360, 101800), (1600, 86530), (1700, 81440), (2000, 69224), (2036, 68000), (2125, 65152), (2176, 63625), (2545, 54400), (2720, 50900), (3200, 43265), (3400, 40720), (4000, 34612), (4072, 34000), (4250, 32576), (5090, 27200), (5440, 25450), (6800, 20360), (8000, 17306), (8144, 17000), (8500, 16288), (8653, 16000), (10180, 13600), (10880, 12725)]