157131520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 288

約数和(自身を含む): 494484480

約数和(自身を除く): 337352960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 71, 76, 80, 91, 95, 104, 112, 128, 130, 133, 140, 142, 152, 160, 182, 190, 208, 224, 247, 256, 260, 266, 280, 284, 304, 320, 355, 364, 380, 416, 448, 455, 494, 497, 520, 532, 560, 568, 608, 640, 665, 710, 728, 760, 832, 896, 910, 923, 988, 994, 1040, 1064, 1120, 1136, 1216, 1235, 1280, 1330, 1349, 1420, 1456, 1520, 1664, 1729, 1792, 1820, 1846, 1976, 1988, 2080, 2128, 2240, 2272, 2432, 2470, 2485, 2660, 2698, 2840, 2912, 3040, 3328, 3458, 3640, 3692, 3952, 3976, 4160, 4256, 4480, 4544, 4615, 4864, 4940, 4970, 5320, 5396, 5680, 5824, 6080, 6461, 6745, 6916, 7280, 7384, 7904, 7952, 8320, 8512, 8645, 8960, 9088, 9230, 9443, 9880, 9940, 10640, 10792, 11360, 11648, 12160, 12922, 13490, 13832, 14560, 14768, 15808, 15904, 16640, 17024, 17290, 17537, 18176, 18460, 18886, 19760, 19880, 21280, 21584, 22720, 23296, 24320, 25844, 26980, 27664, 29120, 29536, 31616, 31808, 32305, 34048, 34580, 35074, 36920, 37772, 39520, 39760, 42560, 43168, 45440, 47215, 51688, 53960, 55328, 58240, 59072, 63232, 63616, 64610, 69160, 70148, 73840, 75544, 79040, 79520, 85120, 86336, 87685, 90880, 94430, 103376, 107920, 110656, 116480, 118144, 122759, 127232, 129220, 138320, 140296, 147680, 151088, 158080, 159040, 170240, 172672, 175370, 188860, 206752, 215840, 221312, 236288, 245518, 258440, 276640, 280592, 295360, 302176, 316160, 318080, 345344, 350740, 377720, 413504, 431680, 442624, 491036, 516880, 553280, 561184, 590720, 604352, 613795, 636160, 701480, 755440, 827008, 863360, 982072, 1033760, 1106560, 1122368, 1181440, 1208704, 1227590, 1402960, 1510880, 1654016, 1726720, 1964144, 2067520, 2213120, 2244736, 2417408, 2455180, 2805920, 3021760, 3928288, 4135040, 4489472, 4910360, 5611840, 6043520, 7856576, 8270080, 9820720, 11223680, 12087040, 15713152, 19641440, 22447360, 31426304, 39282880, 78565760, 157131520]

約数ペア:

[(1, 157131520), (2, 78565760), (4, 39282880), (5, 31426304), (7, 22447360), (8, 19641440), (10, 15713152), (13, 12087040), (14, 11223680), (16, 9820720), (19, 8270080), (20, 7856576), (26, 6043520), (28, 5611840), (32, 4910360), (35, 4489472), (38, 4135040), (40, 3928288), (52, 3021760), (56, 2805920), (64, 2455180), (65, 2417408), (70, 2244736), (71, 2213120), (76, 2067520), (80, 1964144), (91, 1726720), (95, 1654016), (104, 1510880), (112, 1402960), (128, 1227590), (130, 1208704), (133, 1181440), (140, 1122368), (142, 1106560), (152, 1033760), (160, 982072), (182, 863360), (190, 827008), (208, 755440), (224, 701480), (247, 636160), (256, 613795), (260, 604352), (266, 590720), (280, 561184), (284, 553280), (304, 516880), (320, 491036), (355, 442624), (364, 431680), (380, 413504), (416, 377720), (448, 350740), (455, 345344), (494, 318080), (497, 316160), (520, 302176), (532, 295360), (560, 280592), (568, 276640), (608, 258440), (640, 245518), (665, 236288), (710, 221312), (728, 215840), (760, 206752), (832, 188860), (896, 175370), (910, 172672), (923, 170240), (988, 159040), (994, 158080), (1040, 151088), (1064, 147680), (1120, 140296), (1136, 138320), (1216, 129220), (1235, 127232), (1280, 122759), (1330, 118144), (1349, 116480), (1420, 110656), (1456, 107920), (1520, 103376), (1664, 94430), (1729, 90880), (1792, 87685), (1820, 86336), (1846, 85120), (1976, 79520), (1988, 79040), (2080, 75544), (2128, 73840), (2240, 70148), (2272, 69160), (2432, 64610), (2470, 63616), (2485, 63232), (2660, 59072), (2698, 58240), (2840, 55328), (2912, 53960), (3040, 51688), (3328, 47215), (3458, 45440), (3640, 43168), (3692, 42560), (3952, 39760), (3976, 39520), (4160, 37772), (4256, 36920), (4480, 35074), (4544, 34580), (4615, 34048), (4864, 32305), (4940, 31808), (4970, 31616), (5320, 29536), (5396, 29120), (5680, 27664), (5824, 26980), (6080, 25844), (6461, 24320), (6745, 23296), (6916, 22720), (7280, 21584), (7384, 21280), (7904, 19880), (7952, 19760), (8320, 18886), (8512, 18460), (8645, 18176), (8960, 17537), (9088, 17290), (9230, 17024), (9443, 16640), (9880, 15904), (9940, 15808), (10640, 14768), (10792, 14560), (11360, 13832), (11648, 13490), (12160, 12922)]