210857520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{878573}}^1$

素因数の和:878589

約数の個数: 40

約数和(自身を含む): 653659056

約数和(自身を除く): 442801536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 878573, 1757146, 2635719, 3514292, 4392865, 5271438, 7028584, 8785730, 10542876, 13178595, 14057168, 17571460, 21085752, 26357190, 35142920, 42171504, 52714380, 70285840, 105428760, 210857520]

約数ペア:

[(1, 210857520), (2, 105428760), (3, 70285840), (4, 52714380), (5, 42171504), (6, 35142920), (8, 26357190), (10, 21085752), (12, 17571460), (15, 14057168), (16, 13178595), (20, 10542876), (24, 8785730), (30, 7028584), (40, 5271438), (48, 4392865), (60, 3514292), (80, 2635719), (120, 1757146), (240, 878573)]