About the Number

251430480

251430479 ← → 251430481

2進数表記:1110111111001000011001010000

漢数字表記:二億五千百四十三万四百八十

素因数分解:

2 4 × 3 4 × 5 1 × 7 1 × 23 1 × 241 1

素因数の和:296
約数の個数: 400
約数和(自身を含む): 1045718784
約数和(自身を除く): 794288304

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 69, 70, 72, 80, 81, 84, 90, 92, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 161, 162, 168, 180, 184, 189, 207, 210, 216, 230, 240, 241, 252, 270, 276, 280, 315, 322, 324, 336, 345, 360, 368, 378, 405, 414, 420, 432, 460, 482, 483, 504, 540, 552, 560, 567, 621, 630, 644, 648, 690, 720, 723, 756, 805, 810, 828, 840, 920, 945, 964, 966, 1008, 1035, 1080, 1104, 1134, 1205, 1242, 1260, 1288, 1296, 1380, 1446, 1449, 1512, 1610, 1620, 1656, 1680, 1687, 1840, 1863, 1890, 1928, 1932, 2070, 2160, 2169, 2268, 2410, 2415, 2484, 2520, 2576, 2760, 2835, 2892, 2898, 3024, 3105, 3220, 3240, 3312, 3374, 3615, 3726, 3780, 3856, 3864, 4140, 4338, 4347, 4536, 4820, 4830, 4968, 5040, 5061, 5520, 5543, 5670, 5784, 5796, 6210, 6440, 6480, 6507, 6748, 7230, 7245, 7452, 7560, 7728, 8280, 8435, 8676, 8694, 9072, 9315, 9640, 9660, 9936, 10122, 10845, 11086, 11340, 11568, 11592, 12420, 12880, 13014, 13041, 13496, 14460, 14490, 14904, 15120, 15183, 16560, 16629, 16870, 17352, 17388, 18630, 19280, 19320, 19521, 20244, 21690, 21735, 22172, 22680, 23184, 24840, 25305, 26028, 26082, 26992, 27715, 28920, 28980, 29808, 30366, 32535, 33258, 33740, 34704, 34776, 37260, 38640, 38801, 39042, 40488, 43380, 43470, 44344, 45360, 45549, 49680, 49887, 50610, 52056, 52164, 55430, 57840, 57960, 60732, 65070, 65205, 66516, 67480, 69552, 74520, 75915, 77602, 78084, 80976, 83145, 86760, 86940, 88688, 91098, 97605, 99774, 101220, 104112, 104328, 110860, 115920, 116403, 121464, 130140, 130410, 133032, 134960, 136647, 149040, 149661, 151830, 155204, 156168, 166290, 173520, 173880, 182196, 194005, 195210, 199548, 202440, 208656, 221720, 227745, 232806, 242928, 249435, 260280, 260820, 266064, 273294, 299322, 303660, 310408, 312336, 332580, 347760, 349209, 364392, 388010, 390420, 399096, 404880, 443440, 448983, 455490, 465612, 498870, 520560, 521640, 546588, 582015, 598644, 607320, 620816, 665160, 683235, 698418, 728784, 748305, 776020, 780840, 798192, 897966, 910980, 931224, 997740, 1043280, 1047627, 1093176, 1164030, 1197288, 1214640, 1330320, 1366470, 1396836, 1496610, 1552040, 1561680, 1746045, 1795932, 1821960, 1862448, 1995480, 2095254, 2186352, 2244915, 2328060, 2394576, 2732940, 2793672, 2993220, 3104080, 3142881, 3492090, 3591864, 3643920, 3990960, 4190508, 4489830, 4656120, 5238135, 5465880, 5587344, 5986440, 6285762, 6984180, 7183728, 8381016, 8979660, 9312240, 10476270, 10931760, 11972880, 12571524, 13968360, 15714405, 16762032, 17959320, 20952540, 25143048, 27936720, 31428810, 35918640, 41905080, 50286096, 62857620, 83810160, 125715240, 251430480]

約数ペア:
[(1, 251430480), (2, 125715240), (3, 83810160), (4, 62857620), (5, 50286096), (6, 41905080), (7, 35918640), (8, 31428810), (9, 27936720), (10, 25143048), (12, 20952540), (14, 17959320), (15, 16762032), (16, 15714405), (18, 13968360), (20, 12571524), (21, 11972880), (23, 10931760), (24, 10476270), (27, 9312240), (28, 8979660), (30, 8381016), (35, 7183728), (36, 6984180), (40, 6285762), (42, 5986440), (45, 5587344), (46, 5465880), (48, 5238135), (54, 4656120), (56, 4489830), (60, 4190508), (63, 3990960), (69, 3643920), (70, 3591864), (72, 3492090), (80, 3142881), (81, 3104080), (84, 2993220), (90, 2793672), (92, 2732940), (105, 2394576), (108, 2328060), (112, 2244915), (115, 2186352), (120, 2095254), (126, 1995480), (135, 1862448), (138, 1821960), (140, 1795932), (144, 1746045), (161, 1561680), (162, 1552040), (168, 1496610), (180, 1396836), (184, 1366470), (189, 1330320), (207, 1214640), (210, 1197288), (216, 1164030), (230, 1093176), (240, 1047627), (241, 1043280), (252, 997740), (270, 931224), (276, 910980), (280, 897966), (315, 798192), (322, 780840), (324, 776020), (336, 748305), (345, 728784), (360, 698418), (368, 683235), (378, 665160), (405, 620816), (414, 607320), (420, 598644), (432, 582015), (460, 546588), (482, 521640), (483, 520560), (504, 498870), (540, 465612), (552, 455490), (560, 448983), (567, 443440), (621, 404880), (630, 399096), (644, 390420), (648, 388010), (690, 364392), (720, 349209), (723, 347760), (756, 332580), (805, 312336), (810, 310408), (828, 303660), (840, 299322), (920, 273294), (945, 266064), (964, 260820), (966, 260280), (1008, 249435), (1035, 242928), (1080, 232806), (1104, 227745), (1134, 221720), (1205, 208656), (1242, 202440), (1260, 199548), (1288, 195210), (1296, 194005), (1380, 182196), (1446, 173880), (1449, 173520), (1512, 166290), (1610, 156168), (1620, 155204), (1656, 151830), (1680, 149661), (1687, 149040), (1840, 136647), (1863, 134960), (1890, 133032), (1928, 130410), (1932, 130140), (2070, 121464), (2160, 116403), (2169, 115920), (2268, 110860), (2410, 104328), (2415, 104112), (2484, 101220), (2520, 99774), (2576, 97605), (2760, 91098), (2835, 88688), (2892, 86940), (2898, 86760), (3024, 83145), (3105, 80976), (3220, 78084), (3240, 77602), (3312, 75915), (3374, 74520), (3615, 69552), (3726, 67480), (3780, 66516), (3856, 65205), (3864, 65070), (4140, 60732), (4338, 57960), (4347, 57840), (4536, 55430), (4820, 52164), (4830, 52056), (4968, 50610), (5040, 49887), (5061, 49680), (5520, 45549), (5543, 45360), (5670, 44344), (5784, 43470), (5796, 43380), (6210, 40488), (6440, 39042), (6480, 38801), (6507, 38640), (6748, 37260), (7230, 34776), (7245, 34704), (7452, 33740), (7560, 33258), (7728, 32535), (8280, 30366), (8435, 29808), (8676, 28980), (8694, 28920), (9072, 27715), (9315, 26992), (9640, 26082), (9660, 26028), (9936, 25305), (10122, 24840), (10845, 23184), (11086, 22680), (11340, 22172), (11568, 21735), (11592, 21690), (12420, 20244), (12880, 19521), (13014, 19320), (13041, 19280), (13496, 18630), (14460, 17388), (14490, 17352), (14904, 16870), (15120, 16629), (15183, 16560)]

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