162884720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1061}}^1$

素因数の和:1194

約数の個数: 80

約数和(自身を含む): 402965280

約数和(自身を除く): 240080560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 380, 404, 505, 760, 808, 1010, 1061, 1520, 1616, 1919, 2020, 2122, 3838, 4040, 4244, 5305, 7676, 8080, 8488, 9595, 10610, 15352, 16976, 19190, 20159, 21220, 30704, 38380, 40318, 42440, 76760, 80636, 84880, 100795, 107161, 153520, 161272, 201590, 214322, 322544, 403180, 428644, 535805, 806360, 857288, 1071610, 1612720, 1714576, 2036059, 2143220, 4072118, 4286440, 8144236, 8572880, 10180295, 16288472, 20360590, 32576944, 40721180, 81442360, 162884720]

約数ペア:

[(1, 162884720), (2, 81442360), (4, 40721180), (5, 32576944), (8, 20360590), (10, 16288472), (16, 10180295), (19, 8572880), (20, 8144236), (38, 4286440), (40, 4072118), (76, 2143220), (80, 2036059), (95, 1714576), (101, 1612720), (152, 1071610), (190, 857288), (202, 806360), (304, 535805), (380, 428644), (404, 403180), (505, 322544), (760, 214322), (808, 201590), (1010, 161272), (1061, 153520), (1520, 107161), (1616, 100795), (1919, 84880), (2020, 80636), (2122, 76760), (3838, 42440), (4040, 40318), (4244, 38380), (5305, 30704), (7676, 21220), (8080, 20159), (8488, 19190), (9595, 16976), (10610, 15352)]