21418022160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9915751}}^1$

素因数の和:9915773

約数の個数: 80

約数和(自身を含む): 73773194880

約数和(自身を除く): 52355172720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9915751, 19831502, 29747253, 39663004, 49578755, 59494506, 79326008, 89241759, 99157510, 118989012, 148736265, 158652016, 178483518, 198315020, 237978024, 267725277, 297472530, 356967036, 396630040, 446208795, 475956048, 535450554, 594945060, 713934072, 793260080, 892417590, 1070901108, 1189890120, 1338626385, 1427868144, 1784835180, 2141802216, 2379780240, 2677252770, 3569670360, 4283604432, 5354505540, 7139340720, 10709011080, 21418022160]

約数ペア:

[(1, 21418022160), (2, 10709011080), (3, 7139340720), (4, 5354505540), (5, 4283604432), (6, 3569670360), (8, 2677252770), (9, 2379780240), (10, 2141802216), (12, 1784835180), (15, 1427868144), (16, 1338626385), (18, 1189890120), (20, 1070901108), (24, 892417590), (27, 793260080), (30, 713934072), (36, 594945060), (40, 535450554), (45, 475956048), (48, 446208795), (54, 396630040), (60, 356967036), (72, 297472530), (80, 267725277), (90, 237978024), (108, 198315020), (120, 178483518), (135, 158652016), (144, 148736265), (180, 118989012), (216, 99157510), (240, 89241759), (270, 79326008), (360, 59494506), (432, 49578755), (540, 39663004), (720, 29747253), (1080, 19831502), (2160, 9915751)]