1561127904

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:787

約数の個数: 240

約数和(自身を含む): 5293411200

約数和(自身を除く): 3732283296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 139, 144, 162, 168, 189, 216, 224, 252, 278, 288, 324, 336, 378, 417, 432, 504, 556, 567, 619, 648, 672, 756, 834, 864, 973, 1008, 1112, 1134, 1238, 1251, 1296, 1512, 1668, 1857, 1946, 2016, 2224, 2268, 2476, 2502, 2592, 2919, 3024, 3336, 3714, 3753, 3892, 4333, 4448, 4536, 4952, 5004, 5571, 5838, 6048, 6672, 7428, 7506, 7784, 8666, 8757, 9072, 9904, 10008, 11142, 11259, 11676, 12999, 13344, 14856, 15012, 15568, 16713, 17332, 17514, 18144, 19808, 20016, 22284, 22518, 23352, 25998, 26271, 29712, 30024, 31136, 33426, 34664, 35028, 38997, 40032, 44568, 45036, 46704, 50139, 51996, 52542, 59424, 60048, 66852, 69328, 70056, 77994, 78813, 86041, 89136, 90072, 93408, 100278, 103992, 105084, 116991, 120096, 133704, 138656, 140112, 155988, 157626, 172082, 178272, 180144, 200556, 207984, 210168, 233982, 258123, 267408, 280224, 311976, 315252, 344164, 350973, 360288, 401112, 415968, 420336, 467964, 516246, 534816, 602287, 623952, 630504, 688328, 701946, 774369, 802224, 840672, 935928, 1032492, 1204574, 1247904, 1261008, 1376656, 1403892, 1548738, 1604448, 1806861, 1871856, 2064984, 2323107, 2409148, 2522016, 2753312, 2807784, 3097476, 3613722, 3743712, 4129968, 4646214, 4818296, 5420583, 5615568, 6194952, 6969321, 7227444, 8259936, 9292428, 9636592, 10841166, 11231136, 12389904, 13938642, 14454888, 16261749, 18584856, 19273184, 21682332, 24779808, 27877284, 28909776, 32523498, 37169712, 43364664, 48785247, 55754568, 57819552, 65046996, 74339424, 86729328, 97570494, 111509136, 130093992, 173458656, 195140988, 223018272, 260187984, 390281976, 520375968, 780563952, 1561127904]

約数ペア:

[(1, 1561127904), (2, 780563952), (3, 520375968), (4, 390281976), (6, 260187984), (7, 223018272), (8, 195140988), (9, 173458656), (12, 130093992), (14, 111509136), (16, 97570494), (18, 86729328), (21, 74339424), (24, 65046996), (27, 57819552), (28, 55754568), (32, 48785247), (36, 43364664), (42, 37169712), (48, 32523498), (54, 28909776), (56, 27877284), (63, 24779808), (72, 21682332), (81, 19273184), (84, 18584856), (96, 16261749), (108, 14454888), (112, 13938642), (126, 12389904), (139, 11231136), (144, 10841166), (162, 9636592), (168, 9292428), (189, 8259936), (216, 7227444), (224, 6969321), (252, 6194952), (278, 5615568), (288, 5420583), (324, 4818296), (336, 4646214), (378, 4129968), (417, 3743712), (432, 3613722), (504, 3097476), (556, 2807784), (567, 2753312), (619, 2522016), (648, 2409148), (672, 2323107), (756, 2064984), (834, 1871856), (864, 1806861), (973, 1604448), (1008, 1548738), (1112, 1403892), (1134, 1376656), (1238, 1261008), (1251, 1247904), (1296, 1204574), (1512, 1032492), (1668, 935928), (1857, 840672), (1946, 802224), (2016, 774369), (2224, 701946), (2268, 688328), (2476, 630504), (2502, 623952), (2592, 602287), (2919, 534816), (3024, 516246), (3336, 467964), (3714, 420336), (3753, 415968), (3892, 401112), (4333, 360288), (4448, 350973), (4536, 344164), (4952, 315252), (5004, 311976), (5571, 280224), (5838, 267408), (6048, 258123), (6672, 233982), (7428, 210168), (7506, 207984), (7784, 200556), (8666, 180144), (8757, 178272), (9072, 172082), (9904, 157626), (10008, 155988), (11142, 140112), (11259, 138656), (11676, 133704), (12999, 120096), (13344, 116991), (14856, 105084), (15012, 103992), (15568, 100278), (16713, 93408), (17332, 90072), (17514, 89136), (18144, 86041), (19808, 78813), (20016, 77994), (22284, 70056), (22518, 69328), (23352, 66852), (25998, 60048), (26271, 59424), (29712, 52542), (30024, 51996), (31136, 50139), (33426, 46704), (34664, 45036), (35028, 44568), (38997, 40032)]