56401920

素因数分解:

$2^{13}\times 3^4\times 5^1\times {\mathrm{17}}^1$

素因数の和:60

約数の個数: 280

約数和(自身を含む): 214093044

約数和(自身を除く): 157691124

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 255, 256, 270, 272, 288, 306, 320, 324, 340, 360, 384, 405, 408, 432, 459, 480, 510, 512, 540, 544, 576, 612, 640, 648, 680, 720, 765, 768, 810, 816, 864, 918, 960, 1020, 1024, 1080, 1088, 1152, 1224, 1280, 1296, 1360, 1377, 1440, 1530, 1536, 1620, 1632, 1728, 1836, 1920, 2040, 2048, 2160, 2176, 2295, 2304, 2448, 2560, 2592, 2720, 2754, 2880, 3060, 3072, 3240, 3264, 3456, 3672, 3840, 4080, 4096, 4320, 4352, 4590, 4608, 4896, 5120, 5184, 5440, 5508, 5760, 6120, 6144, 6480, 6528, 6885, 6912, 7344, 7680, 8160, 8192, 8640, 8704, 9180, 9216, 9792, 10240, 10368, 10880, 11016, 11520, 12240, 12288, 12960, 13056, 13770, 13824, 14688, 15360, 16320, 17280, 17408, 18360, 18432, 19584, 20480, 20736, 21760, 22032, 23040, 24480, 24576, 25920, 26112, 27540, 27648, 29376, 30720, 32640, 34560, 34816, 36720, 36864, 39168, 40960, 41472, 43520, 44064, 46080, 48960, 51840, 52224, 55080, 55296, 58752, 61440, 65280, 69120, 69632, 73440, 73728, 78336, 82944, 87040, 88128, 92160, 97920, 103680, 104448, 110160, 110592, 117504, 122880, 130560, 138240, 139264, 146880, 156672, 165888, 174080, 176256, 184320, 195840, 207360, 208896, 220320, 221184, 235008, 261120, 276480, 293760, 313344, 331776, 348160, 352512, 368640, 391680, 414720, 417792, 440640, 470016, 522240, 552960, 587520, 626688, 663552, 696320, 705024, 783360, 829440, 881280, 940032, 1044480, 1105920, 1175040, 1253376, 1410048, 1566720, 1658880, 1762560, 1880064, 2088960, 2350080, 2820096, 3133440, 3317760, 3525120, 3760128, 4700160, 5640192, 6266880, 7050240, 9400320, 11280384, 14100480, 18800640, 28200960, 56401920]

約数ペア:

[(1, 56401920), (2, 28200960), (3, 18800640), (4, 14100480), (5, 11280384), (6, 9400320), (8, 7050240), (9, 6266880), (10, 5640192), (12, 4700160), (15, 3760128), (16, 3525120), (17, 3317760), (18, 3133440), (20, 2820096), (24, 2350080), (27, 2088960), (30, 1880064), (32, 1762560), (34, 1658880), (36, 1566720), (40, 1410048), (45, 1253376), (48, 1175040), (51, 1105920), (54, 1044480), (60, 940032), (64, 881280), (68, 829440), (72, 783360), (80, 705024), (81, 696320), (85, 663552), (90, 626688), (96, 587520), (102, 552960), (108, 522240), (120, 470016), (128, 440640), (135, 417792), (136, 414720), (144, 391680), (153, 368640), (160, 352512), (162, 348160), (170, 331776), (180, 313344), (192, 293760), (204, 276480), (216, 261120), (240, 235008), (255, 221184), (256, 220320), (270, 208896), (272, 207360), (288, 195840), (306, 184320), (320, 176256), (324, 174080), (340, 165888), (360, 156672), (384, 146880), (405, 139264), (408, 138240), (432, 130560), (459, 122880), (480, 117504), (510, 110592), (512, 110160), (540, 104448), (544, 103680), (576, 97920), (612, 92160), (640, 88128), (648, 87040), (680, 82944), (720, 78336), (765, 73728), (768, 73440), (810, 69632), (816, 69120), (864, 65280), (918, 61440), (960, 58752), (1020, 55296), (1024, 55080), (1080, 52224), (1088, 51840), (1152, 48960), (1224, 46080), (1280, 44064), (1296, 43520), (1360, 41472), (1377, 40960), (1440, 39168), (1530, 36864), (1536, 36720), (1620, 34816), (1632, 34560), (1728, 32640), (1836, 30720), (1920, 29376), (2040, 27648), (2048, 27540), (2160, 26112), (2176, 25920), (2295, 24576), (2304, 24480), (2448, 23040), (2560, 22032), (2592, 21760), (2720, 20736), (2754, 20480), (2880, 19584), (3060, 18432), (3072, 18360), (3240, 17408), (3264, 17280), (3456, 16320), (3672, 15360), (3840, 14688), (4080, 13824), (4096, 13770), (4320, 13056), (4352, 12960), (4590, 12288), (4608, 12240), (4896, 11520), (5120, 11016), (5184, 10880), (5440, 10368), (5508, 10240), (5760, 9792), (6120, 9216), (6144, 9180), (6480, 8704), (6528, 8640), (6885, 8192), (6912, 8160), (7344, 7680)]