71678880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:588

約数の個数: 288

約数和(自身を含む): 301601664

約数和(自身を除く): 229922784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 547, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1094, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1641, 1680, 1820, 1872, 2016, 2080, 2184, 2188, 2340, 2520, 2730, 2735, 2912, 3120, 3276, 3282, 3360, 3640, 3744, 3829, 4095, 4368, 4376, 4680, 4923, 5040, 5460, 5470, 6240, 6552, 6564, 7111, 7280, 7658, 8190, 8205, 8736, 8752, 9360, 9846, 10080, 10920, 10940, 11487, 13104, 13128, 14222, 14560, 15316, 16380, 16410, 17504, 18720, 19145, 19692, 21333, 21840, 21880, 22974, 24615, 26208, 26256, 28444, 30632, 32760, 32820, 34461, 35555, 38290, 39384, 42666, 43680, 43760, 45948, 49230, 49777, 52512, 56888, 57435, 61264, 63999, 65520, 65640, 68922, 71110, 76580, 78768, 85332, 87520, 91896, 98460, 99554, 106665, 113776, 114870, 122528, 127998, 131040, 131280, 137844, 142220, 149331, 153160, 157536, 170664, 172305, 183792, 196920, 199108, 213330, 227552, 229740, 248885, 255996, 262560, 275688, 284440, 298662, 306320, 319995, 341328, 344610, 367584, 393840, 398216, 426660, 447993, 459480, 497770, 511992, 551376, 568880, 597324, 612640, 639990, 682656, 689220, 746655, 787680, 796432, 853320, 895986, 918960, 995540, 1023984, 1102752, 1137760, 1194648, 1279980, 1378440, 1493310, 1592864, 1706640, 1791972, 1837920, 1991080, 2047968, 2239965, 2389296, 2559960, 2756880, 2986620, 3413280, 3583944, 3982160, 4479930, 4778592, 5119920, 5513760, 5973240, 7167888, 7964320, 8959860, 10239840, 11946480, 14335776, 17919720, 23892960, 35839440, 71678880]

約数ペア:

[(1, 71678880), (2, 35839440), (3, 23892960), (4, 17919720), (5, 14335776), (6, 11946480), (7, 10239840), (8, 8959860), (9, 7964320), (10, 7167888), (12, 5973240), (13, 5513760), (14, 5119920), (15, 4778592), (16, 4479930), (18, 3982160), (20, 3583944), (21, 3413280), (24, 2986620), (26, 2756880), (28, 2559960), (30, 2389296), (32, 2239965), (35, 2047968), (36, 1991080), (39, 1837920), (40, 1791972), (42, 1706640), (45, 1592864), (48, 1493310), (52, 1378440), (56, 1279980), (60, 1194648), (63, 1137760), (65, 1102752), (70, 1023984), (72, 995540), (78, 918960), (80, 895986), (84, 853320), (90, 796432), (91, 787680), (96, 746655), (104, 689220), (105, 682656), (112, 639990), (117, 612640), (120, 597324), (126, 568880), (130, 551376), (140, 511992), (144, 497770), (156, 459480), (160, 447993), (168, 426660), (180, 398216), (182, 393840), (195, 367584), (208, 344610), (210, 341328), (224, 319995), (234, 306320), (240, 298662), (252, 284440), (260, 275688), (273, 262560), (280, 255996), (288, 248885), (312, 229740), (315, 227552), (336, 213330), (360, 199108), (364, 196920), (390, 183792), (416, 172305), (420, 170664), (455, 157536), (468, 153160), (480, 149331), (504, 142220), (520, 137844), (546, 131280), (547, 131040), (560, 127998), (585, 122528), (624, 114870), (630, 113776), (672, 106665), (720, 99554), (728, 98460), (780, 91896), (819, 87520), (840, 85332), (910, 78768), (936, 76580), (1008, 71110), (1040, 68922), (1092, 65640), (1094, 65520), (1120, 63999), (1170, 61264), (1248, 57435), (1260, 56888), (1365, 52512), (1440, 49777), (1456, 49230), (1560, 45948), (1638, 43760), (1641, 43680), (1680, 42666), (1820, 39384), (1872, 38290), (2016, 35555), (2080, 34461), (2184, 32820), (2188, 32760), (2340, 30632), (2520, 28444), (2730, 26256), (2735, 26208), (2912, 24615), (3120, 22974), (3276, 21880), (3282, 21840), (3360, 21333), (3640, 19692), (3744, 19145), (3829, 18720), (4095, 17504), (4368, 16410), (4376, 16380), (4680, 15316), (4923, 14560), (5040, 14222), (5460, 13128), (5470, 13104), (6240, 11487), (6552, 10940), (6564, 10920), (7111, 10080), (7280, 9846), (7658, 9360), (8190, 8752), (8205, 8736)]