28352760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{677}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 85428000

約数和(自身を除く): 57075240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 349, 677, 698, 1047, 1354, 1396, 1745, 2031, 2094, 2708, 2792, 3385, 3490, 4062, 4188, 5235, 5416, 6770, 6980, 8124, 8376, 10155, 10470, 13540, 13960, 16248, 20310, 20940, 27080, 40620, 41880, 81240, 236273, 472546, 708819, 945092, 1181365, 1417638, 1890184, 2362730, 2835276, 3544095, 4725460, 5670552, 7088190, 9450920, 14176380, 28352760]

約数ペア:

[(1, 28352760), (2, 14176380), (3, 9450920), (4, 7088190), (5, 5670552), (6, 4725460), (8, 3544095), (10, 2835276), (12, 2362730), (15, 1890184), (20, 1417638), (24, 1181365), (30, 945092), (40, 708819), (60, 472546), (120, 236273), (349, 81240), (677, 41880), (698, 40620), (1047, 27080), (1354, 20940), (1396, 20310), (1745, 16248), (2031, 13960), (2094, 13540), (2708, 10470), (2792, 10155), (3385, 8376), (3490, 8124), (4062, 6980), (4188, 6770), (5235, 5416)]