28146480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5099}}^1$

素因数の和:5138

約数の個数: 80

約数和(自身を含む): 91065600

約数和(自身を除く): 62919120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5099, 5520, 10198, 15297, 20396, 25495, 30594, 40792, 50990, 61188, 76485, 81584, 101980, 117277, 122376, 152970, 203960, 234554, 244752, 305940, 351831, 407920, 469108, 586385, 611880, 703662, 938216, 1172770, 1223760, 1407324, 1759155, 1876432, 2345540, 2814648, 3518310, 4691080, 5629296, 7036620, 9382160, 14073240, 28146480]

約数ペア:

[(1, 28146480), (2, 14073240), (3, 9382160), (4, 7036620), (5, 5629296), (6, 4691080), (8, 3518310), (10, 2814648), (12, 2345540), (15, 1876432), (16, 1759155), (20, 1407324), (23, 1223760), (24, 1172770), (30, 938216), (40, 703662), (46, 611880), (48, 586385), (60, 469108), (69, 407920), (80, 351831), (92, 305940), (115, 244752), (120, 234554), (138, 203960), (184, 152970), (230, 122376), (240, 117277), (276, 101980), (345, 81584), (368, 76485), (460, 61188), (552, 50990), (690, 40792), (920, 30594), (1104, 25495), (1380, 20396), (1840, 15297), (2760, 10198), (5099, 5520)]