140177920

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3261

約数の個数: 80

約数和(自身を含む): 355979448

約数和(自身を除く): 215801528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 3221, 4352, 5440, 6442, 8704, 10880, 12884, 16105, 21760, 25768, 32210, 43520, 51536, 54757, 64420, 103072, 109514, 128840, 206144, 219028, 257680, 273785, 412288, 438056, 515360, 547570, 824576, 876112, 1030720, 1095140, 1649152, 1752224, 2061440, 2190280, 3504448, 4122880, 4380560, 7008896, 8245760, 8761120, 14017792, 17522240, 28035584, 35044480, 70088960, 140177920]

約数ペア:

[(1, 140177920), (2, 70088960), (4, 35044480), (5, 28035584), (8, 17522240), (10, 14017792), (16, 8761120), (17, 8245760), (20, 7008896), (32, 4380560), (34, 4122880), (40, 3504448), (64, 2190280), (68, 2061440), (80, 1752224), (85, 1649152), (128, 1095140), (136, 1030720), (160, 876112), (170, 824576), (256, 547570), (272, 515360), (320, 438056), (340, 412288), (512, 273785), (544, 257680), (640, 219028), (680, 206144), (1088, 128840), (1280, 109514), (1360, 103072), (2176, 64420), (2560, 54757), (2720, 51536), (3221, 43520), (4352, 32210), (5440, 25768), (6442, 21760), (8704, 16105), (10880, 12884)]