16043220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4691}}^1$

素因数の和:4725

約数の個数: 72

約数和(自身を含む): 51236640

約数和(自身を除く): 35193420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 4691, 9382, 14073, 18764, 23455, 28146, 42219, 46910, 56292, 70365, 84438, 89129, 93820, 140730, 168876, 178258, 211095, 267387, 281460, 356516, 422190, 445645, 534774, 802161, 844380, 891290, 1069548, 1336935, 1604322, 1782580, 2673870, 3208644, 4010805, 5347740, 8021610, 16043220]

約数ペア:

[(1, 16043220), (2, 8021610), (3, 5347740), (4, 4010805), (5, 3208644), (6, 2673870), (9, 1782580), (10, 1604322), (12, 1336935), (15, 1069548), (18, 891290), (19, 844380), (20, 802161), (30, 534774), (36, 445645), (38, 422190), (45, 356516), (57, 281460), (60, 267387), (76, 211095), (90, 178258), (95, 168876), (114, 140730), (171, 93820), (180, 89129), (190, 84438), (228, 70365), (285, 56292), (342, 46910), (380, 42219), (570, 28146), (684, 23455), (855, 18764), (1140, 14073), (1710, 9382), (3420, 4691)]