1991046960

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3559}}^1$

素因数の和:3625

約数の個数: 320

約数和(自身を含む): 8051865600

約数和(自身を除く): 6060818640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 108, 111, 112, 120, 126, 135, 140, 144, 148, 168, 180, 185, 189, 210, 216, 222, 240, 252, 259, 270, 280, 296, 315, 333, 336, 360, 370, 378, 420, 432, 444, 504, 518, 540, 555, 560, 592, 630, 666, 720, 740, 756, 777, 840, 888, 945, 999, 1008, 1036, 1080, 1110, 1260, 1295, 1332, 1480, 1512, 1554, 1665, 1680, 1776, 1890, 1998, 2072, 2160, 2220, 2331, 2520, 2590, 2664, 2960, 3024, 3108, 3330, 3559, 3780, 3885, 3996, 4144, 4440, 4662, 4995, 5040, 5180, 5328, 6216, 6660, 6993, 7118, 7560, 7770, 7992, 8880, 9324, 9990, 10360, 10677, 11655, 12432, 13320, 13986, 14236, 15120, 15540, 15984, 17795, 18648, 19980, 20720, 21354, 23310, 24913, 26640, 27972, 28472, 31080, 32031, 34965, 35590, 37296, 39960, 42708, 46620, 49826, 53385, 55944, 56944, 62160, 64062, 69930, 71180, 74739, 79920, 85416, 93240, 96093, 99652, 106770, 111888, 124565, 128124, 131683, 139860, 142360, 149478, 160155, 170832, 186480, 192186, 199304, 213540, 224217, 249130, 256248, 263366, 279720, 284720, 298956, 320310, 373695, 384372, 395049, 398608, 427080, 448434, 480465, 498260, 512496, 526732, 559440, 597912, 640620, 658415, 672651, 747390, 768744, 790098, 854160, 896868, 921781, 960930, 996520, 1053464, 1121085, 1185147, 1195824, 1281240, 1316830, 1345302, 1494780, 1537488, 1580196, 1793736, 1843562, 1921860, 1975245, 1993040, 2106928, 2242170, 2370294, 2562480, 2633660, 2690604, 2765343, 2989560, 3160392, 3363255, 3555441, 3587472, 3687124, 3843720, 3950490, 4484340, 4608905, 4740588, 5267320, 5381208, 5530686, 5925735, 5979120, 6320784, 6726510, 7110882, 7374248, 7687440, 7900980, 8296029, 8968680, 9217810, 9481176, 10534640, 10762416, 11061372, 11851470, 13453020, 13826715, 14221764, 14748496, 15801960, 16592058, 17777205, 17937360, 18435620, 18962352, 22122744, 23702940, 24888087, 26906040, 27653430, 28443528, 31603920, 33184116, 35554410, 36871240, 41480145, 44245488, 47405880, 49776174, 53812080, 55306860, 56887056, 66368232, 71108820, 73742480, 82960290, 94811760, 99552348, 110613720, 124440435, 132736464, 142217640, 165920580, 199104696, 221227440, 248880870, 284435280, 331841160, 398209392, 497761740, 663682320, 995523480, 1991046960]

約数ペア:

[(1, 1991046960), (2, 995523480), (3, 663682320), (4, 497761740), (5, 398209392), (6, 331841160), (7, 284435280), (8, 248880870), (9, 221227440), (10, 199104696), (12, 165920580), (14, 142217640), (15, 132736464), (16, 124440435), (18, 110613720), (20, 99552348), (21, 94811760), (24, 82960290), (27, 73742480), (28, 71108820), (30, 66368232), (35, 56887056), (36, 55306860), (37, 53812080), (40, 49776174), (42, 47405880), (45, 44245488), (48, 41480145), (54, 36871240), (56, 35554410), (60, 33184116), (63, 31603920), (70, 28443528), (72, 27653430), (74, 26906040), (80, 24888087), (84, 23702940), (90, 22122744), (105, 18962352), (108, 18435620), (111, 17937360), (112, 17777205), (120, 16592058), (126, 15801960), (135, 14748496), (140, 14221764), (144, 13826715), (148, 13453020), (168, 11851470), (180, 11061372), (185, 10762416), (189, 10534640), (210, 9481176), (216, 9217810), (222, 8968680), (240, 8296029), (252, 7900980), (259, 7687440), (270, 7374248), (280, 7110882), (296, 6726510), (315, 6320784), (333, 5979120), (336, 5925735), (360, 5530686), (370, 5381208), (378, 5267320), (420, 4740588), (432, 4608905), (444, 4484340), (504, 3950490), (518, 3843720), (540, 3687124), (555, 3587472), (560, 3555441), (592, 3363255), (630, 3160392), (666, 2989560), (720, 2765343), (740, 2690604), (756, 2633660), (777, 2562480), (840, 2370294), (888, 2242170), (945, 2106928), (999, 1993040), (1008, 1975245), (1036, 1921860), (1080, 1843562), (1110, 1793736), (1260, 1580196), (1295, 1537488), (1332, 1494780), (1480, 1345302), (1512, 1316830), (1554, 1281240), (1665, 1195824), (1680, 1185147), (1776, 1121085), (1890, 1053464), (1998, 996520), (2072, 960930), (2160, 921781), (2220, 896868), (2331, 854160), (2520, 790098), (2590, 768744), (2664, 747390), (2960, 672651), (3024, 658415), (3108, 640620), (3330, 597912), (3559, 559440), (3780, 526732), (3885, 512496), (3996, 498260), (4144, 480465), (4440, 448434), (4662, 427080), (4995, 398608), (5040, 395049), (5180, 384372), (5328, 373695), (6216, 320310), (6660, 298956), (6993, 284720), (7118, 279720), (7560, 263366), (7770, 256248), (7992, 249130), (8880, 224217), (9324, 213540), (9990, 199304), (10360, 192186), (10677, 186480), (11655, 170832), (12432, 160155), (13320, 149478), (13986, 142360), (14236, 139860), (15120, 131683), (15540, 128124), (15984, 124565), (17795, 111888), (18648, 106770), (19980, 99652), (20720, 96093), (21354, 93240), (23310, 85416), (24913, 79920), (26640, 74739), (27972, 71180), (28472, 69930), (31080, 64062), (32031, 62160), (34965, 56944), (35590, 55944), (37296, 53385), (39960, 49826), (42708, 46620)]