138623680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:786

約数の個数: 112

約数和(自身を含む): 363565440

約数和(自身を除く): 224941760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 130, 160, 188, 208, 235, 260, 320, 376, 416, 470, 520, 611, 709, 752, 832, 940, 1040, 1222, 1418, 1504, 1880, 2080, 2444, 2836, 3008, 3055, 3545, 3760, 4160, 4888, 5672, 6110, 7090, 7520, 9217, 9776, 11344, 12220, 14180, 15040, 18434, 19552, 22688, 24440, 28360, 33323, 36868, 39104, 45376, 46085, 48880, 56720, 66646, 73736, 92170, 97760, 113440, 133292, 147472, 166615, 184340, 195520, 226880, 266584, 294944, 333230, 368680, 433199, 533168, 589888, 666460, 737360, 866398, 1066336, 1332920, 1474720, 1732796, 2132672, 2165995, 2665840, 2949440, 3465592, 4331990, 5331680, 6931184, 8663980, 10663360, 13862368, 17327960, 27724736, 34655920, 69311840, 138623680]

約数ペア:

[(1, 138623680), (2, 69311840), (4, 34655920), (5, 27724736), (8, 17327960), (10, 13862368), (13, 10663360), (16, 8663980), (20, 6931184), (26, 5331680), (32, 4331990), (40, 3465592), (47, 2949440), (52, 2665840), (64, 2165995), (65, 2132672), (80, 1732796), (94, 1474720), (104, 1332920), (130, 1066336), (160, 866398), (188, 737360), (208, 666460), (235, 589888), (260, 533168), (320, 433199), (376, 368680), (416, 333230), (470, 294944), (520, 266584), (611, 226880), (709, 195520), (752, 184340), (832, 166615), (940, 147472), (1040, 133292), (1222, 113440), (1418, 97760), (1504, 92170), (1880, 73736), (2080, 66646), (2444, 56720), (2836, 48880), (3008, 46085), (3055, 45376), (3545, 39104), (3760, 36868), (4160, 33323), (4888, 28360), (5672, 24440), (6110, 22688), (7090, 19552), (7520, 18434), (9217, 15040), (9776, 14180), (11344, 12220)]