261659160

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 320

約数和(自身を含む): 1024531200

約数和(自身を除く): 762872040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 83, 84, 90, 105, 108, 120, 126, 135, 139, 140, 162, 166, 168, 180, 189, 210, 216, 249, 252, 270, 278, 280, 315, 324, 332, 360, 378, 405, 415, 417, 420, 498, 504, 540, 556, 567, 581, 630, 648, 664, 695, 747, 756, 810, 830, 834, 840, 945, 973, 996, 1080, 1112, 1134, 1162, 1245, 1251, 1260, 1390, 1494, 1512, 1620, 1660, 1668, 1743, 1890, 1946, 1992, 2085, 2241, 2268, 2324, 2490, 2502, 2520, 2780, 2835, 2905, 2919, 2988, 3240, 3320, 3336, 3486, 3735, 3753, 3780, 3892, 4170, 4482, 4536, 4648, 4865, 4980, 5004, 5229, 5560, 5670, 5810, 5838, 5976, 6255, 6723, 6972, 7470, 7506, 7560, 7784, 8340, 8715, 8757, 8964, 9730, 9960, 10008, 10458, 11205, 11259, 11340, 11537, 11620, 11676, 12510, 13446, 13944, 14595, 14940, 15012, 15687, 16680, 17430, 17514, 17928, 18765, 19460, 20916, 22410, 22518, 22680, 23074, 23240, 23352, 25020, 26145, 26271, 26892, 29190, 29880, 30024, 31374, 33615, 34611, 34860, 35028, 37530, 38920, 41832, 43785, 44820, 45036, 46148, 47061, 50040, 52290, 52542, 53784, 56295, 57685, 58380, 62748, 67230, 69222, 69720, 70056, 75060, 78435, 78813, 80759, 87570, 89640, 90072, 92296, 94122, 103833, 104580, 105084, 112590, 115370, 116760, 125496, 131355, 134460, 138444, 150120, 156870, 157626, 161518, 173055, 175140, 188244, 207666, 209160, 210168, 225180, 230740, 235305, 242277, 262710, 268920, 276888, 311499, 313740, 315252, 323036, 346110, 350280, 376488, 394065, 403795, 415332, 450360, 461480, 470610, 484554, 519165, 525420, 622998, 627480, 630504, 646072, 692220, 726831, 788130, 807590, 830664, 934497, 941220, 969108, 1038330, 1050840, 1211385, 1245996, 1384440, 1453662, 1557495, 1576260, 1615180, 1868994, 1882440, 1938216, 2076660, 2180493, 2422770, 2491992, 2907324, 3114990, 3152520, 3230360, 3634155, 3737988, 4153320, 4360986, 4672485, 4845540, 5814648, 6229980, 6541479, 7268310, 7475976, 8721972, 9344970, 9691080, 10902465, 12459960, 13082958, 14536620, 17443944, 18689940, 21804930, 26165916, 29073240, 32707395, 37379880, 43609860, 52331832, 65414790, 87219720, 130829580, 261659160]

約数ペア:

[(1, 261659160), (2, 130829580), (3, 87219720), (4, 65414790), (5, 52331832), (6, 43609860), (7, 37379880), (8, 32707395), (9, 29073240), (10, 26165916), (12, 21804930), (14, 18689940), (15, 17443944), (18, 14536620), (20, 13082958), (21, 12459960), (24, 10902465), (27, 9691080), (28, 9344970), (30, 8721972), (35, 7475976), (36, 7268310), (40, 6541479), (42, 6229980), (45, 5814648), (54, 4845540), (56, 4672485), (60, 4360986), (63, 4153320), (70, 3737988), (72, 3634155), (81, 3230360), (83, 3152520), (84, 3114990), (90, 2907324), (105, 2491992), (108, 2422770), (120, 2180493), (126, 2076660), (135, 1938216), (139, 1882440), (140, 1868994), (162, 1615180), (166, 1576260), (168, 1557495), (180, 1453662), (189, 1384440), (210, 1245996), (216, 1211385), (249, 1050840), (252, 1038330), (270, 969108), (278, 941220), (280, 934497), (315, 830664), (324, 807590), (332, 788130), (360, 726831), (378, 692220), (405, 646072), (415, 630504), (417, 627480), (420, 622998), (498, 525420), (504, 519165), (540, 484554), (556, 470610), (567, 461480), (581, 450360), (630, 415332), (648, 403795), (664, 394065), (695, 376488), (747, 350280), (756, 346110), (810, 323036), (830, 315252), (834, 313740), (840, 311499), (945, 276888), (973, 268920), (996, 262710), (1080, 242277), (1112, 235305), (1134, 230740), (1162, 225180), (1245, 210168), (1251, 209160), (1260, 207666), (1390, 188244), (1494, 175140), (1512, 173055), (1620, 161518), (1660, 157626), (1668, 156870), (1743, 150120), (1890, 138444), (1946, 134460), (1992, 131355), (2085, 125496), (2241, 116760), (2268, 115370), (2324, 112590), (2490, 105084), (2502, 104580), (2520, 103833), (2780, 94122), (2835, 92296), (2905, 90072), (2919, 89640), (2988, 87570), (3240, 80759), (3320, 78813), (3336, 78435), (3486, 75060), (3735, 70056), (3753, 69720), (3780, 69222), (3892, 67230), (4170, 62748), (4482, 58380), (4536, 57685), (4648, 56295), (4865, 53784), (4980, 52542), (5004, 52290), (5229, 50040), (5560, 47061), (5670, 46148), (5810, 45036), (5838, 44820), (5976, 43785), (6255, 41832), (6723, 38920), (6972, 37530), (7470, 35028), (7506, 34860), (7560, 34611), (7784, 33615), (8340, 31374), (8715, 30024), (8757, 29880), (8964, 29190), (9730, 26892), (9960, 26271), (10008, 26145), (10458, 25020), (11205, 23352), (11259, 23240), (11340, 23074), (11537, 22680), (11620, 22518), (11676, 22410), (12510, 20916), (13446, 19460), (13944, 18765), (14595, 17928), (14940, 17514), (15012, 17430), (15687, 16680)]