131281800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16831}}^1$

素因数の和:16863

約数の個数: 96

約数和(自身を含む): 438305280

約数和(自身を除く): 307023480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 16831, 33662, 50493, 67324, 84155, 100986, 134648, 168310, 201972, 218803, 252465, 336620, 403944, 420775, 437606, 504930, 656409, 673240, 841550, 875212, 1009860, 1094015, 1262325, 1312818, 1683100, 1750424, 2019720, 2188030, 2524650, 2625636, 3282045, 3366200, 4376060, 5049300, 5251272, 5470075, 6564090, 8752120, 10098600, 10940150, 13128180, 16410225, 21880300, 26256360, 32820450, 43760600, 65640900, 131281800]

約数ペア:

[(1, 131281800), (2, 65640900), (3, 43760600), (4, 32820450), (5, 26256360), (6, 21880300), (8, 16410225), (10, 13128180), (12, 10940150), (13, 10098600), (15, 8752120), (20, 6564090), (24, 5470075), (25, 5251272), (26, 5049300), (30, 4376060), (39, 3366200), (40, 3282045), (50, 2625636), (52, 2524650), (60, 2188030), (65, 2019720), (75, 1750424), (78, 1683100), (100, 1312818), (104, 1262325), (120, 1094015), (130, 1009860), (150, 875212), (156, 841550), (195, 673240), (200, 656409), (260, 504930), (300, 437606), (312, 420775), (325, 403944), (390, 336620), (520, 252465), (600, 218803), (650, 201972), (780, 168310), (975, 134648), (1300, 100986), (1560, 84155), (1950, 67324), (2600, 50493), (3900, 33662), (7800, 16831)]