1427040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{991}}^1$

素因数の和:1012

約数の個数: 72

約数和(自身を含む): 4874688

約数和(自身を除く): 3447648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 991, 1440, 1982, 2973, 3964, 4955, 5946, 7928, 8919, 9910, 11892, 14865, 15856, 17838, 19820, 23784, 29730, 31712, 35676, 39640, 44595, 47568, 59460, 71352, 79280, 89190, 95136, 118920, 142704, 158560, 178380, 237840, 285408, 356760, 475680, 713520, 1427040]

約数ペア:

[(1, 1427040), (2, 713520), (3, 475680), (4, 356760), (5, 285408), (6, 237840), (8, 178380), (9, 158560), (10, 142704), (12, 118920), (15, 95136), (16, 89190), (18, 79280), (20, 71352), (24, 59460), (30, 47568), (32, 44595), (36, 39640), (40, 35676), (45, 31712), (48, 29730), (60, 23784), (72, 19820), (80, 17838), (90, 15856), (96, 14865), (120, 11892), (144, 9910), (160, 8919), (180, 7928), (240, 5946), (288, 4955), (360, 3964), (480, 2973), (720, 1982), (991, 1440)]