128428128

素因数分解:

$2^5\times 3^2\times {\mathrm{445931}}^1$

素因数の和:445947

約数の個数: 36

約数和(自身を含む): 365218308

約数和(自身を除く): 236790180

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 445931, 891862, 1337793, 1783724, 2675586, 3567448, 4013379, 5351172, 7134896, 8026758, 10702344, 14269792, 16053516, 21404688, 32107032, 42809376, 64214064, 128428128]

約数ペア:

[(1, 128428128), (2, 64214064), (3, 42809376), (4, 32107032), (6, 21404688), (8, 16053516), (9, 14269792), (12, 10702344), (16, 8026758), (18, 7134896), (24, 5351172), (32, 4013379), (36, 3567448), (48, 2675586), (72, 1783724), (96, 1337793), (144, 891862), (288, 445931)]