128383560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{356621}}^1$

素因数の和:356638

約数の個数: 48

約数和(自身を含む): 417247740

約数和(自身を除く): 288864180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 356621, 713242, 1069863, 1426484, 1783105, 2139726, 2852968, 3209589, 3566210, 4279452, 5349315, 6419178, 7132420, 8558904, 10698630, 12838356, 14264840, 16047945, 21397260, 25676712, 32095890, 42794520, 64191780, 128383560]

約数ペア:

[(1, 128383560), (2, 64191780), (3, 42794520), (4, 32095890), (5, 25676712), (6, 21397260), (8, 16047945), (9, 14264840), (10, 12838356), (12, 10698630), (15, 8558904), (18, 7132420), (20, 6419178), (24, 5349315), (30, 4279452), (36, 3566210), (40, 3209589), (45, 2852968), (60, 2139726), (72, 1783105), (90, 1426484), (120, 1069863), (180, 713242), (360, 356621)]