1680441120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{388991}}^1$

素因数の和:389015

約数の個数: 96

約数和(自身を含む): 5881559040

約数和(自身を除く): 4201117920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 388991, 777982, 1166973, 1555964, 1944955, 2333946, 3111928, 3500919, 3889910, 4667892, 5834865, 6223856, 7001838, 7779820, 9335784, 10502757, 11669730, 12447712, 14003676, 15559640, 17504595, 18671568, 21005514, 23339460, 28007352, 31119280, 35009190, 37343136, 42011028, 46678920, 52513785, 56014704, 62238560, 70018380, 84022056, 93357840, 105027570, 112029408, 140036760, 168044112, 186715680, 210055140, 280073520, 336088224, 420110280, 560147040, 840220560, 1680441120]

約数ペア:

[(1, 1680441120), (2, 840220560), (3, 560147040), (4, 420110280), (5, 336088224), (6, 280073520), (8, 210055140), (9, 186715680), (10, 168044112), (12, 140036760), (15, 112029408), (16, 105027570), (18, 93357840), (20, 84022056), (24, 70018380), (27, 62238560), (30, 56014704), (32, 52513785), (36, 46678920), (40, 42011028), (45, 37343136), (48, 35009190), (54, 31119280), (60, 28007352), (72, 23339460), (80, 21005514), (90, 18671568), (96, 17504595), (108, 15559640), (120, 14003676), (135, 12447712), (144, 11669730), (160, 10502757), (180, 9335784), (216, 7779820), (240, 7001838), (270, 6223856), (288, 5834865), (360, 4667892), (432, 3889910), (480, 3500919), (540, 3111928), (720, 2333946), (864, 1944955), (1080, 1555964), (1440, 1166973), (2160, 777982), (4320, 388991)]