1489749840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{689699}}^1$

素因数の和:689721

約数の個数: 80

約数和(自身を含む): 5131368000

約数和(自身を除く): 3641618160

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, 689699, 1379398, 2069097, 2758796, 3448495, 4138194, 5517592, 6207291, 6896990, 8276388, 10345485, 11035184, 12414582, 13793980, 16552776, 18621873, 20690970, 24829164, 27587960, 31036455, 33105552, 37243746, 41381940, 49658328, 55175920, 62072910, 74487492, 82763880, 93109365, 99316656, 124145820, 148974984, 165527760, 186218730, 248291640, 297949968, 372437460, 496583280, 744874920, 1489749840]

約数ペア:

[(1, 1489749840), (2, 744874920), (3, 496583280), (4, 372437460), (5, 297949968), (6, 248291640), (8, 186218730), (9, 165527760), (10, 148974984), (12, 124145820), (15, 99316656), (16, 93109365), (18, 82763880), (20, 74487492), (24, 62072910), (27, 55175920), (30, 49658328), (36, 41381940), (40, 37243746), (45, 33105552), (48, 31036455), (54, 27587960), (60, 24829164), (72, 20690970), (80, 18621873), (90, 16552776), (108, 13793980), (120, 12414582), (135, 11035184), (144, 10345485), (180, 8276388), (216, 6896990), (240, 6207291), (270, 5517592), (360, 4138194), (432, 3448495), (540, 2758796), (720, 2069097), (1080, 1379398), (2160, 689699)]