128190240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89021}}^1$

素因数の和:89042

約数の個数: 72

約数和(自身を含む): 437454108

約数和(自身を除く): 309263868

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 89021, 178042, 267063, 356084, 445105, 534126, 712168, 801189, 890210, 1068252, 1335315, 1424336, 1602378, 1780420, 2136504, 2670630, 2848672, 3204756, 3560840, 4005945, 4273008, 5341260, 6409512, 7121680, 8011890, 8546016, 10682520, 12819024, 14243360, 16023780, 21365040, 25638048, 32047560, 42730080, 64095120, 128190240]

約数ペア:

[(1, 128190240), (2, 64095120), (3, 42730080), (4, 32047560), (5, 25638048), (6, 21365040), (8, 16023780), (9, 14243360), (10, 12819024), (12, 10682520), (15, 8546016), (16, 8011890), (18, 7121680), (20, 6409512), (24, 5341260), (30, 4273008), (32, 4005945), (36, 3560840), (40, 3204756), (45, 2848672), (48, 2670630), (60, 2136504), (72, 1780420), (80, 1602378), (90, 1424336), (96, 1335315), (120, 1068252), (144, 890210), (160, 801189), (180, 712168), (240, 534126), (288, 445105), (360, 356084), (480, 267063), (720, 178042), (1440, 89021)]