80371440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 200

約数和(自身を含む): 284475840

約数和(自身を除く): 204104400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 90, 108, 120, 135, 144, 157, 158, 162, 180, 216, 237, 240, 270, 314, 316, 324, 360, 395, 405, 432, 471, 474, 540, 628, 632, 648, 711, 720, 785, 790, 810, 942, 948, 1080, 1185, 1256, 1264, 1296, 1413, 1422, 1570, 1580, 1620, 1884, 1896, 2133, 2160, 2355, 2370, 2512, 2826, 2844, 3140, 3160, 3240, 3555, 3768, 3792, 4239, 4266, 4710, 4740, 5652, 5688, 6280, 6320, 6399, 6480, 7065, 7110, 7536, 8478, 8532, 9420, 9480, 10665, 11304, 11376, 12403, 12560, 12717, 12798, 14130, 14220, 16956, 17064, 18840, 18960, 21195, 21330, 22608, 24806, 25434, 25596, 28260, 28440, 31995, 33912, 34128, 37209, 37680, 42390, 42660, 49612, 50868, 51192, 56520, 56880, 62015, 63585, 63990, 67824, 74418, 84780, 85320, 99224, 101736, 102384, 111627, 113040, 124030, 127170, 127980, 148836, 169560, 170640, 186045, 198448, 203472, 223254, 248060, 254340, 255960, 297672, 334881, 339120, 372090, 446508, 496120, 508680, 511920, 558135, 595344, 669762, 744180, 893016, 992240, 1004643, 1017360, 1116270, 1339524, 1488360, 1674405, 1786032, 2009286, 2232540, 2679048, 2976720, 3348810, 4018572, 4465080, 5023215, 5358096, 6697620, 8037144, 8930160, 10046430, 13395240, 16074288, 20092860, 26790480, 40185720, 80371440]

約数ペア:

[(1, 80371440), (2, 40185720), (3, 26790480), (4, 20092860), (5, 16074288), (6, 13395240), (8, 10046430), (9, 8930160), (10, 8037144), (12, 6697620), (15, 5358096), (16, 5023215), (18, 4465080), (20, 4018572), (24, 3348810), (27, 2976720), (30, 2679048), (36, 2232540), (40, 2009286), (45, 1786032), (48, 1674405), (54, 1488360), (60, 1339524), (72, 1116270), (79, 1017360), (80, 1004643), (81, 992240), (90, 893016), (108, 744180), (120, 669762), (135, 595344), (144, 558135), (157, 511920), (158, 508680), (162, 496120), (180, 446508), (216, 372090), (237, 339120), (240, 334881), (270, 297672), (314, 255960), (316, 254340), (324, 248060), (360, 223254), (395, 203472), (405, 198448), (432, 186045), (471, 170640), (474, 169560), (540, 148836), (628, 127980), (632, 127170), (648, 124030), (711, 113040), (720, 111627), (785, 102384), (790, 101736), (810, 99224), (942, 85320), (948, 84780), (1080, 74418), (1185, 67824), (1256, 63990), (1264, 63585), (1296, 62015), (1413, 56880), (1422, 56520), (1570, 51192), (1580, 50868), (1620, 49612), (1884, 42660), (1896, 42390), (2133, 37680), (2160, 37209), (2355, 34128), (2370, 33912), (2512, 31995), (2826, 28440), (2844, 28260), (3140, 25596), (3160, 25434), (3240, 24806), (3555, 22608), (3768, 21330), (3792, 21195), (4239, 18960), (4266, 18840), (4710, 17064), (4740, 16956), (5652, 14220), (5688, 14130), (6280, 12798), (6320, 12717), (6399, 12560), (6480, 12403), (7065, 11376), (7110, 11304), (7536, 10665), (8478, 9480), (8532, 9420)]