144488720

素因数分解:

$2^4\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1399}}^1$

素因数の和:2703

約数の個数: 40

約数和(自身を含む): 336436800

約数和(自身を除く): 191948080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1291, 1399, 2582, 2798, 5164, 5596, 6455, 6995, 10328, 11192, 12910, 13990, 20656, 22384, 25820, 27980, 51640, 55960, 103280, 111920, 1806109, 3612218, 7224436, 9030545, 14448872, 18061090, 28897744, 36122180, 72244360, 144488720]

約数ペア:

[(1, 144488720), (2, 72244360), (4, 36122180), (5, 28897744), (8, 18061090), (10, 14448872), (16, 9030545), (20, 7224436), (40, 3612218), (80, 1806109), (1291, 111920), (1399, 103280), (2582, 55960), (2798, 51640), (5164, 27980), (5596, 25820), (6455, 22384), (6995, 20656), (10328, 13990), (11192, 12910)]