642031600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{491}}^1$

素因数の和:983

約数の個数: 120

約数和(自身を含む): 1770208128

約数和(自身を除く): 1128176528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 467, 491, 560, 700, 934, 982, 1400, 1868, 1964, 2335, 2455, 2800, 3269, 3437, 3736, 3928, 4670, 4910, 6538, 6874, 7472, 7856, 9340, 9820, 11675, 12275, 13076, 13748, 16345, 17185, 18680, 19640, 23350, 24550, 26152, 27496, 32690, 34370, 37360, 39280, 46700, 49100, 52304, 54992, 65380, 68740, 81725, 85925, 93400, 98200, 130760, 137480, 163450, 171850, 186800, 196400, 229297, 261520, 274960, 326900, 343700, 458594, 653800, 687400, 917188, 1146485, 1307600, 1374800, 1605079, 1834376, 2292970, 3210158, 3668752, 4585940, 5732425, 6420316, 8025395, 9171880, 11464850, 12840632, 16050790, 18343760, 22929700, 25681264, 32101580, 40126975, 45859400, 64203160, 80253950, 91718800, 128406320, 160507900, 321015800, 642031600]

約数ペア:

[(1, 642031600), (2, 321015800), (4, 160507900), (5, 128406320), (7, 91718800), (8, 80253950), (10, 64203160), (14, 45859400), (16, 40126975), (20, 32101580), (25, 25681264), (28, 22929700), (35, 18343760), (40, 16050790), (50, 12840632), (56, 11464850), (70, 9171880), (80, 8025395), (100, 6420316), (112, 5732425), (140, 4585940), (175, 3668752), (200, 3210158), (280, 2292970), (350, 1834376), (400, 1605079), (467, 1374800), (491, 1307600), (560, 1146485), (700, 917188), (934, 687400), (982, 653800), (1400, 458594), (1868, 343700), (1964, 326900), (2335, 274960), (2455, 261520), (2800, 229297), (3269, 196400), (3437, 186800), (3736, 171850), (3928, 163450), (4670, 137480), (4910, 130760), (6538, 98200), (6874, 93400), (7472, 85925), (7856, 81725), (9340, 68740), (9820, 65380), (11675, 54992), (12275, 52304), (13076, 49100), (13748, 46700), (16345, 39280), (17185, 37360), (18680, 34370), (19640, 32690), (23350, 27496), (24550, 26152)]