135458640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{188137}}^1$

素因数の和:188156

約数の個数: 60

約数和(自身を含む): 454917684

約数和(自身を除く): 319459044

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 188137, 376274, 564411, 752548, 940685, 1128822, 1505096, 1693233, 1881370, 2257644, 2822055, 3010192, 3386466, 3762740, 4515288, 5644110, 6772932, 7525480, 8466165, 9030576, 11288220, 13545864, 15050960, 16932330, 22576440, 27091728, 33864660, 45152880, 67729320, 135458640]

約数ペア:

[(1, 135458640), (2, 67729320), (3, 45152880), (4, 33864660), (5, 27091728), (6, 22576440), (8, 16932330), (9, 15050960), (10, 13545864), (12, 11288220), (15, 9030576), (16, 8466165), (18, 7525480), (20, 6772932), (24, 5644110), (30, 4515288), (36, 3762740), (40, 3386466), (45, 3010192), (48, 2822055), (60, 2257644), (72, 1881370), (80, 1693233), (90, 1505096), (120, 1128822), (144, 940685), (180, 752548), (240, 564411), (360, 376274), (720, 188137)]