81360288

素因数分解:

$2^5\times 3^5\times {\mathrm{10463}}^1$

素因数の和:10488

約数の個数: 72

約数和(自身を含む): 239960448

約数和(自身を除く): 158600160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 3888, 7776, 10463, 20926, 31389, 41852, 62778, 83704, 94167, 125556, 167408, 188334, 251112, 282501, 334816, 376668, 502224, 565002, 753336, 847503, 1004448, 1130004, 1506672, 1695006, 2260008, 2542509, 3013344, 3390012, 4520016, 5085018, 6780024, 9040032, 10170036, 13560048, 20340072, 27120096, 40680144, 81360288]

約数ペア:

[(1, 81360288), (2, 40680144), (3, 27120096), (4, 20340072), (6, 13560048), (8, 10170036), (9, 9040032), (12, 6780024), (16, 5085018), (18, 4520016), (24, 3390012), (27, 3013344), (32, 2542509), (36, 2260008), (48, 1695006), (54, 1506672), (72, 1130004), (81, 1004448), (96, 847503), (108, 753336), (144, 565002), (162, 502224), (216, 376668), (243, 334816), (288, 282501), (324, 251112), (432, 188334), (486, 167408), (648, 125556), (864, 94167), (972, 83704), (1296, 62778), (1944, 41852), (2592, 31389), (3888, 20926), (7776, 10463)]