1290716640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{298777}}^1$

素因数の和:298801

約数の個数: 96

約数和(自身を含む): 4517523360

約数和(自身を除く): 3226806720

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, 298777, 597554, 896331, 1195108, 1493885, 1792662, 2390216, 2688993, 2987770, 3585324, 4481655, 4780432, 5377986, 5975540, 7170648, 8066979, 8963310, 9560864, 10755972, 11951080, 13444965, 14341296, 16133958, 17926620, 21511944, 23902160, 26889930, 28682592, 32267916, 35853240, 40334895, 43023888, 47804320, 53779860, 64535832, 71706480, 80669790, 86047776, 107559720, 129071664, 143412960, 161339580, 215119440, 258143328, 322679160, 430238880, 645358320, 1290716640]

約数ペア:

[(1, 1290716640), (2, 645358320), (3, 430238880), (4, 322679160), (5, 258143328), (6, 215119440), (8, 161339580), (9, 143412960), (10, 129071664), (12, 107559720), (15, 86047776), (16, 80669790), (18, 71706480), (20, 64535832), (24, 53779860), (27, 47804320), (30, 43023888), (32, 40334895), (36, 35853240), (40, 32267916), (45, 28682592), (48, 26889930), (54, 23902160), (60, 21511944), (72, 17926620), (80, 16133958), (90, 14341296), (96, 13444965), (108, 11951080), (120, 10755972), (135, 9560864), (144, 8963310), (160, 8066979), (180, 7170648), (216, 5975540), (240, 5377986), (270, 4780432), (288, 4481655), (360, 3585324), (432, 2987770), (480, 2688993), (540, 2390216), (720, 1792662), (864, 1493885), (1080, 1195108), (1440, 896331), (2160, 597554), (4320, 298777)]