142720470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{42859}}^1$

素因数の和:42909

約数の個数: 48

約数和(自身を含む): 381111120

約数和(自身を除く): 238390650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 42859, 85718, 128577, 214295, 257154, 385731, 428590, 642885, 771462, 1285770, 1585783, 1928655, 3171566, 3857310, 4757349, 7928915, 9514698, 14272047, 15857830, 23786745, 28544094, 47573490, 71360235, 142720470]

約数ペア:

[(1, 142720470), (2, 71360235), (3, 47573490), (5, 28544094), (6, 23786745), (9, 15857830), (10, 14272047), (15, 9514698), (18, 7928915), (30, 4757349), (37, 3857310), (45, 3171566), (74, 1928655), (90, 1585783), (111, 1285770), (185, 771462), (222, 642885), (333, 428590), (370, 385731), (555, 257154), (666, 214295), (1110, 128577), (1665, 85718), (3330, 42859)]