676039280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:452

約数の個数: 160

約数和(自身を含む): 1864166400

約数和(自身を除く): 1188127120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 196, 245, 280, 284, 343, 347, 355, 392, 490, 497, 560, 568, 686, 694, 710, 784, 980, 994, 1136, 1372, 1388, 1420, 1715, 1735, 1960, 1988, 2429, 2485, 2744, 2776, 2840, 3430, 3470, 3479, 3920, 3976, 4858, 4970, 5488, 5552, 5680, 6860, 6940, 6958, 7952, 9716, 9940, 12145, 13720, 13880, 13916, 17003, 17395, 19432, 19880, 24290, 24353, 24637, 27440, 27760, 27832, 34006, 34790, 38864, 39760, 48580, 48706, 49274, 55664, 68012, 69580, 85015, 97160, 97412, 98548, 119021, 121765, 123185, 136024, 139160, 170030, 172459, 194320, 194824, 197096, 238042, 243530, 246370, 272048, 278320, 340060, 344918, 389648, 394192, 476084, 487060, 492740, 595105, 680120, 689836, 862295, 952168, 974120, 985480, 1190210, 1207213, 1360240, 1379672, 1724590, 1904336, 1948240, 1970960, 2380420, 2414426, 2759344, 3449180, 4760840, 4828852, 6036065, 6898360, 8450491, 9521680, 9657704, 12072130, 13796720, 16900982, 19315408, 24144260, 33801964, 42252455, 48288520, 67603928, 84504910, 96577040, 135207856, 169009820, 338019640, 676039280]

約数ペア:

[(1, 676039280), (2, 338019640), (4, 169009820), (5, 135207856), (7, 96577040), (8, 84504910), (10, 67603928), (14, 48288520), (16, 42252455), (20, 33801964), (28, 24144260), (35, 19315408), (40, 16900982), (49, 13796720), (56, 12072130), (70, 9657704), (71, 9521680), (80, 8450491), (98, 6898360), (112, 6036065), (140, 4828852), (142, 4760840), (196, 3449180), (245, 2759344), (280, 2414426), (284, 2380420), (343, 1970960), (347, 1948240), (355, 1904336), (392, 1724590), (490, 1379672), (497, 1360240), (560, 1207213), (568, 1190210), (686, 985480), (694, 974120), (710, 952168), (784, 862295), (980, 689836), (994, 680120), (1136, 595105), (1372, 492740), (1388, 487060), (1420, 476084), (1715, 394192), (1735, 389648), (1960, 344918), (1988, 340060), (2429, 278320), (2485, 272048), (2744, 246370), (2776, 243530), (2840, 238042), (3430, 197096), (3470, 194824), (3479, 194320), (3920, 172459), (3976, 170030), (4858, 139160), (4970, 136024), (5488, 123185), (5552, 121765), (5680, 119021), (6860, 98548), (6940, 97412), (6958, 97160), (7952, 85015), (9716, 69580), (9940, 68012), (12145, 55664), (13720, 49274), (13880, 48706), (13916, 48580), (17003, 39760), (17395, 38864), (19432, 34790), (19880, 34006), (24290, 27832), (24353, 27760), (24637, 27440)]