128543880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4073}}^1$

素因数の和:4350

約数の個数: 64

約数和(自身を含む): 387192960

約数和(自身を除く): 258649080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3945, 4073, 5260, 6312, 7890, 8146, 10520, 12219, 15780, 16292, 20365, 24438, 31560, 32584, 40730, 48876, 61095, 81460, 97752, 122190, 162920, 244380, 488760, 1071199, 2142398, 3213597, 4284796, 5355995, 6427194, 8569592, 10711990, 12854388, 16067985, 21423980, 25708776, 32135970, 42847960, 64271940, 128543880]

約数ペア:

[(1, 128543880), (2, 64271940), (3, 42847960), (4, 32135970), (5, 25708776), (6, 21423980), (8, 16067985), (10, 12854388), (12, 10711990), (15, 8569592), (20, 6427194), (24, 5355995), (30, 4284796), (40, 3213597), (60, 2142398), (120, 1071199), (263, 488760), (526, 244380), (789, 162920), (1052, 122190), (1315, 97752), (1578, 81460), (2104, 61095), (2630, 48876), (3156, 40730), (3945, 32584), (4073, 31560), (5260, 24438), (6312, 20365), (7890, 16292), (8146, 15780), (10520, 12219)]