21600288

素因数分解:

$2^5\times 3^2\times {\mathrm{179}}^1\times {\mathrm{419}}^1$

素因数の和:614

約数の個数: 72

約数和(自身を含む): 61916400

約数和(自身を除く): 40316112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 179, 288, 358, 419, 537, 716, 838, 1074, 1257, 1432, 1611, 1676, 2148, 2514, 2864, 3222, 3352, 3771, 4296, 5028, 5728, 6444, 6704, 7542, 8592, 10056, 12888, 13408, 15084, 17184, 20112, 25776, 30168, 40224, 51552, 60336, 75001, 120672, 150002, 225003, 300004, 450006, 600008, 675009, 900012, 1200016, 1350018, 1800024, 2400032, 2700036, 3600048, 5400072, 7200096, 10800144, 21600288]

約数ペア:

[(1, 21600288), (2, 10800144), (3, 7200096), (4, 5400072), (6, 3600048), (8, 2700036), (9, 2400032), (12, 1800024), (16, 1350018), (18, 1200016), (24, 900012), (32, 675009), (36, 600008), (48, 450006), (72, 300004), (96, 225003), (144, 150002), (179, 120672), (288, 75001), (358, 60336), (419, 51552), (537, 40224), (716, 30168), (838, 25776), (1074, 20112), (1257, 17184), (1432, 15084), (1611, 13408), (1676, 12888), (2148, 10056), (2514, 8592), (2864, 7542), (3222, 6704), (3352, 6444), (3771, 5728), (4296, 5028)]