73913840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 235270656

約数和(自身を除く): 161356816

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 71, 77, 80, 88, 91, 104, 110, 112, 130, 140, 142, 143, 154, 169, 176, 182, 208, 220, 260, 280, 284, 286, 308, 338, 355, 364, 385, 440, 455, 497, 520, 560, 568, 572, 616, 676, 710, 715, 728, 770, 781, 845, 880, 910, 923, 994, 1001, 1040, 1136, 1144, 1183, 1232, 1352, 1420, 1430, 1456, 1540, 1562, 1690, 1820, 1846, 1859, 1988, 2002, 2288, 2366, 2485, 2704, 2840, 2860, 3080, 3124, 3380, 3640, 3692, 3718, 3905, 3976, 4004, 4615, 4732, 4970, 5005, 5467, 5680, 5720, 5915, 6160, 6248, 6461, 6760, 7280, 7384, 7436, 7810, 7952, 8008, 9230, 9295, 9464, 9940, 10010, 10153, 10934, 11440, 11830, 11999, 12496, 12922, 13013, 13520, 14768, 14872, 15620, 16016, 18460, 18590, 18928, 19880, 20020, 20306, 21868, 23660, 23998, 25844, 26026, 27335, 29744, 31240, 32305, 36920, 37180, 39760, 40040, 40612, 43736, 47320, 47996, 50765, 51688, 52052, 54670, 59995, 62480, 64610, 65065, 71071, 73840, 74360, 80080, 81224, 83993, 87472, 94640, 95992, 101530, 103376, 104104, 109340, 119990, 129220, 130130, 131989, 142142, 148720, 162448, 167986, 191984, 203060, 208208, 218680, 239980, 258440, 260260, 263978, 284284, 335972, 355355, 406120, 419965, 437360, 479960, 516880, 520520, 527956, 568568, 659945, 671944, 710710, 812240, 839930, 923923, 959920, 1041040, 1055912, 1137136, 1319890, 1343888, 1421420, 1679860, 1847846, 2111824, 2639780, 2842840, 3359720, 3695692, 4619615, 5279560, 5685680, 6719440, 7391384, 9239230, 10559120, 14782768, 18478460, 36956920, 73913840]

約数ペア:

[(1, 73913840), (2, 36956920), (4, 18478460), (5, 14782768), (7, 10559120), (8, 9239230), (10, 7391384), (11, 6719440), (13, 5685680), (14, 5279560), (16, 4619615), (20, 3695692), (22, 3359720), (26, 2842840), (28, 2639780), (35, 2111824), (40, 1847846), (44, 1679860), (52, 1421420), (55, 1343888), (56, 1319890), (65, 1137136), (70, 1055912), (71, 1041040), (77, 959920), (80, 923923), (88, 839930), (91, 812240), (104, 710710), (110, 671944), (112, 659945), (130, 568568), (140, 527956), (142, 520520), (143, 516880), (154, 479960), (169, 437360), (176, 419965), (182, 406120), (208, 355355), (220, 335972), (260, 284284), (280, 263978), (284, 260260), (286, 258440), (308, 239980), (338, 218680), (355, 208208), (364, 203060), (385, 191984), (440, 167986), (455, 162448), (497, 148720), (520, 142142), (560, 131989), (568, 130130), (572, 129220), (616, 119990), (676, 109340), (710, 104104), (715, 103376), (728, 101530), (770, 95992), (781, 94640), (845, 87472), (880, 83993), (910, 81224), (923, 80080), (994, 74360), (1001, 73840), (1040, 71071), (1136, 65065), (1144, 64610), (1183, 62480), (1232, 59995), (1352, 54670), (1420, 52052), (1430, 51688), (1456, 50765), (1540, 47996), (1562, 47320), (1690, 43736), (1820, 40612), (1846, 40040), (1859, 39760), (1988, 37180), (2002, 36920), (2288, 32305), (2366, 31240), (2485, 29744), (2704, 27335), (2840, 26026), (2860, 25844), (3080, 23998), (3124, 23660), (3380, 21868), (3640, 20306), (3692, 20020), (3718, 19880), (3905, 18928), (3976, 18590), (4004, 18460), (4615, 16016), (4732, 15620), (4970, 14872), (5005, 14768), (5467, 13520), (5680, 13013), (5720, 12922), (5915, 12496), (6160, 11999), (6248, 11830), (6461, 11440), (6760, 10934), (7280, 10153), (7384, 10010), (7436, 9940), (7810, 9464), (7952, 9295), (8008, 9230)]