9999540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{761}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 30787848

約数和(自身を除く): 20788308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 761, 876, 1095, 1314, 1460, 1522, 2190, 2283, 2628, 3044, 3285, 3805, 4380, 4566, 6570, 6849, 7610, 9132, 11415, 13140, 13698, 15220, 22830, 27396, 34245, 45660, 55553, 68490, 111106, 136980, 166659, 222212, 277765, 333318, 499977, 555530, 666636, 833295, 999954, 1111060, 1666590, 1999908, 2499885, 3333180, 4999770, 9999540]

約数ペア:

[(1, 9999540), (2, 4999770), (3, 3333180), (4, 2499885), (5, 1999908), (6, 1666590), (9, 1111060), (10, 999954), (12, 833295), (15, 666636), (18, 555530), (20, 499977), (30, 333318), (36, 277765), (45, 222212), (60, 166659), (73, 136980), (90, 111106), (146, 68490), (180, 55553), (219, 45660), (292, 34245), (365, 27396), (438, 22830), (657, 15220), (730, 13698), (761, 13140), (876, 11415), (1095, 9132), (1314, 7610), (1460, 6849), (1522, 6570), (2190, 4566), (2283, 4380), (2628, 3805), (3044, 3285)]