163873920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 256

約数和(自身を含む): 608083200

約数和(自身を除く): 444209280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 89, 96, 105, 112, 120, 128, 137, 140, 160, 168, 178, 192, 210, 224, 240, 267, 274, 280, 320, 336, 356, 384, 411, 420, 445, 448, 480, 534, 548, 560, 623, 640, 672, 685, 712, 822, 840, 890, 896, 959, 960, 1068, 1096, 1120, 1246, 1335, 1344, 1370, 1424, 1644, 1680, 1780, 1869, 1918, 1920, 2055, 2136, 2192, 2240, 2492, 2670, 2688, 2740, 2848, 2877, 3115, 3288, 3360, 3560, 3738, 3836, 4110, 4272, 4384, 4480, 4795, 4984, 5340, 5480, 5696, 5754, 6230, 6576, 6720, 7120, 7476, 7672, 8220, 8544, 8768, 9345, 9590, 9968, 10680, 10960, 11392, 11508, 12193, 12460, 13152, 13440, 14240, 14385, 14952, 15344, 16440, 17088, 17536, 18690, 19180, 19936, 21360, 21920, 23016, 24386, 24920, 26304, 28480, 28770, 29904, 30688, 32880, 34176, 36579, 37380, 38360, 39872, 42720, 43840, 46032, 48772, 49840, 52608, 56960, 57540, 59808, 60965, 61376, 65760, 73158, 74760, 76720, 79744, 85351, 85440, 87680, 92064, 97544, 99680, 115080, 119616, 121930, 122752, 131520, 146316, 149520, 153440, 170702, 170880, 182895, 184128, 195088, 199360, 230160, 239232, 243860, 256053, 263040, 292632, 299040, 306880, 341404, 365790, 368256, 390176, 398720, 426755, 460320, 487720, 512106, 585264, 598080, 613760, 682808, 731580, 780352, 853510, 920640, 975440, 1024212, 1170528, 1196160, 1280265, 1365616, 1463160, 1560704, 1707020, 1841280, 1950880, 2048424, 2341056, 2560530, 2731232, 2926320, 3414040, 3901760, 4096848, 4682112, 5121060, 5462464, 5852640, 6828080, 7803520, 8193696, 10242120, 10924928, 11705280, 13656160, 16387392, 20484240, 23410560, 27312320, 32774784, 40968480, 54624640, 81936960, 163873920]

約数ペア:

[(1, 163873920), (2, 81936960), (3, 54624640), (4, 40968480), (5, 32774784), (6, 27312320), (7, 23410560), (8, 20484240), (10, 16387392), (12, 13656160), (14, 11705280), (15, 10924928), (16, 10242120), (20, 8193696), (21, 7803520), (24, 6828080), (28, 5852640), (30, 5462464), (32, 5121060), (35, 4682112), (40, 4096848), (42, 3901760), (48, 3414040), (56, 2926320), (60, 2731232), (64, 2560530), (70, 2341056), (80, 2048424), (84, 1950880), (89, 1841280), (96, 1707020), (105, 1560704), (112, 1463160), (120, 1365616), (128, 1280265), (137, 1196160), (140, 1170528), (160, 1024212), (168, 975440), (178, 920640), (192, 853510), (210, 780352), (224, 731580), (240, 682808), (267, 613760), (274, 598080), (280, 585264), (320, 512106), (336, 487720), (356, 460320), (384, 426755), (411, 398720), (420, 390176), (445, 368256), (448, 365790), (480, 341404), (534, 306880), (548, 299040), (560, 292632), (623, 263040), (640, 256053), (672, 243860), (685, 239232), (712, 230160), (822, 199360), (840, 195088), (890, 184128), (896, 182895), (959, 170880), (960, 170702), (1068, 153440), (1096, 149520), (1120, 146316), (1246, 131520), (1335, 122752), (1344, 121930), (1370, 119616), (1424, 115080), (1644, 99680), (1680, 97544), (1780, 92064), (1869, 87680), (1918, 85440), (1920, 85351), (2055, 79744), (2136, 76720), (2192, 74760), (2240, 73158), (2492, 65760), (2670, 61376), (2688, 60965), (2740, 59808), (2848, 57540), (2877, 56960), (3115, 52608), (3288, 49840), (3360, 48772), (3560, 46032), (3738, 43840), (3836, 42720), (4110, 39872), (4272, 38360), (4384, 37380), (4480, 36579), (4795, 34176), (4984, 32880), (5340, 30688), (5480, 29904), (5696, 28770), (5754, 28480), (6230, 26304), (6576, 24920), (6720, 24386), (7120, 23016), (7476, 21920), (7672, 21360), (8220, 19936), (8544, 19180), (8768, 18690), (9345, 17536), (9590, 17088), (9968, 16440), (10680, 15344), (10960, 14952), (11392, 14385), (11508, 14240), (12193, 13440), (12460, 13152)]