78515040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163573}}^1$

素因数の和:163591

約数の個数: 48

約数和(自身を含む): 247323888

約数和(自身を除く): 168808848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 163573, 327146, 490719, 654292, 817865, 981438, 1308584, 1635730, 1962876, 2453595, 2617168, 3271460, 3925752, 4907190, 5234336, 6542920, 7851504, 9814380, 13085840, 15703008, 19628760, 26171680, 39257520, 78515040]

約数ペア:

[(1, 78515040), (2, 39257520), (3, 26171680), (4, 19628760), (5, 15703008), (6, 13085840), (8, 9814380), (10, 7851504), (12, 6542920), (15, 5234336), (16, 4907190), (20, 3925752), (24, 3271460), (30, 2617168), (32, 2453595), (40, 1962876), (48, 1635730), (60, 1308584), (80, 981438), (96, 817865), (120, 654292), (160, 490719), (240, 327146), (480, 163573)]