208319360

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:544

約数の個数: 128

約数和(自身を含む): 541326240

約数和(自身を除く): 333006880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 128, 136, 160, 164, 170, 205, 272, 320, 328, 340, 410, 467, 544, 640, 656, 680, 697, 820, 934, 1088, 1312, 1360, 1394, 1640, 1868, 2176, 2335, 2624, 2720, 2788, 3280, 3485, 3736, 4670, 5248, 5440, 5576, 6560, 6970, 7472, 7939, 9340, 10880, 11152, 13120, 13940, 14944, 15878, 18680, 19147, 22304, 26240, 27880, 29888, 31756, 37360, 38294, 39695, 44608, 55760, 59776, 63512, 74720, 76588, 79390, 89216, 95735, 111520, 127024, 149440, 153176, 158780, 191470, 223040, 254048, 298880, 306352, 317560, 325499, 382940, 446080, 508096, 612704, 635120, 650998, 765880, 1016192, 1225408, 1270240, 1301996, 1531760, 1627495, 2450816, 2540480, 2603992, 3063520, 3254990, 5080960, 5207984, 6127040, 6509980, 10415968, 12254080, 13019960, 20831936, 26039920, 41663872, 52079840, 104159680, 208319360]

約数ペア:

[(1, 208319360), (2, 104159680), (4, 52079840), (5, 41663872), (8, 26039920), (10, 20831936), (16, 13019960), (17, 12254080), (20, 10415968), (32, 6509980), (34, 6127040), (40, 5207984), (41, 5080960), (64, 3254990), (68, 3063520), (80, 2603992), (82, 2540480), (85, 2450816), (128, 1627495), (136, 1531760), (160, 1301996), (164, 1270240), (170, 1225408), (205, 1016192), (272, 765880), (320, 650998), (328, 635120), (340, 612704), (410, 508096), (467, 446080), (544, 382940), (640, 325499), (656, 317560), (680, 306352), (697, 298880), (820, 254048), (934, 223040), (1088, 191470), (1312, 158780), (1360, 153176), (1394, 149440), (1640, 127024), (1868, 111520), (2176, 95735), (2335, 89216), (2624, 79390), (2720, 76588), (2788, 74720), (3280, 63512), (3485, 59776), (3736, 55760), (4670, 44608), (5248, 39695), (5440, 38294), (5576, 37360), (6560, 31756), (6970, 29888), (7472, 27880), (7939, 26240), (9340, 22304), (10880, 19147), (11152, 18680), (13120, 15878), (13940, 14944)]