28130220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{461}}^1$

素因数の和:592

約数の個数: 96

約数和(自身を含む): 88482240

約数和(自身を除く): 60352020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 113, 135, 180, 226, 270, 339, 452, 461, 540, 565, 678, 922, 1017, 1130, 1356, 1383, 1695, 1844, 2034, 2260, 2305, 2766, 3051, 3390, 4068, 4149, 4610, 5085, 5532, 6102, 6780, 6915, 8298, 9220, 10170, 12204, 12447, 13830, 15255, 16596, 20340, 20745, 24894, 27660, 30510, 41490, 49788, 52093, 61020, 62235, 82980, 104186, 124470, 156279, 208372, 248940, 260465, 312558, 468837, 520930, 625116, 781395, 937674, 1041860, 1406511, 1562790, 1875348, 2344185, 2813022, 3125580, 4688370, 5626044, 7032555, 9376740, 14065110, 28130220]

約数ペア:

[(1, 28130220), (2, 14065110), (3, 9376740), (4, 7032555), (5, 5626044), (6, 4688370), (9, 3125580), (10, 2813022), (12, 2344185), (15, 1875348), (18, 1562790), (20, 1406511), (27, 1041860), (30, 937674), (36, 781395), (45, 625116), (54, 520930), (60, 468837), (90, 312558), (108, 260465), (113, 248940), (135, 208372), (180, 156279), (226, 124470), (270, 104186), (339, 82980), (452, 62235), (461, 61020), (540, 52093), (565, 49788), (678, 41490), (922, 30510), (1017, 27660), (1130, 24894), (1356, 20745), (1383, 20340), (1695, 16596), (1844, 15255), (2034, 13830), (2260, 12447), (2305, 12204), (2766, 10170), (3051, 9220), (3390, 8298), (4068, 6915), (4149, 6780), (4610, 6102), (5085, 5532)]