16396740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1369

約数の個数: 72

約数和(自身を含む): 50476608

約数和(自身を除く): 34079868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1283, 1420, 2130, 2556, 2566, 3195, 3849, 4260, 5132, 6390, 6415, 7698, 11547, 12780, 12830, 15396, 19245, 23094, 25660, 38490, 46188, 57735, 76980, 91093, 115470, 182186, 230940, 273279, 364372, 455465, 546558, 819837, 910930, 1093116, 1366395, 1639674, 1821860, 2732790, 3279348, 4099185, 5465580, 8198370, 16396740]

約数ペア:

[(1, 16396740), (2, 8198370), (3, 5465580), (4, 4099185), (5, 3279348), (6, 2732790), (9, 1821860), (10, 1639674), (12, 1366395), (15, 1093116), (18, 910930), (20, 819837), (30, 546558), (36, 455465), (45, 364372), (60, 273279), (71, 230940), (90, 182186), (142, 115470), (180, 91093), (213, 76980), (284, 57735), (355, 46188), (426, 38490), (639, 25660), (710, 23094), (852, 19245), (1065, 15396), (1278, 12830), (1283, 12780), (1420, 11547), (2130, 7698), (2556, 6415), (2566, 6390), (3195, 5132), (3849, 4260)]