68236480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 112

約数和(自身を含む): 179222400

約数和(自身を除く): 110985920

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, 349, 376, 416, 470, 520, 611, 698, 752, 832, 940, 1040, 1222, 1396, 1504, 1745, 1880, 2080, 2444, 2792, 3008, 3055, 3490, 3760, 4160, 4537, 4888, 5584, 6110, 6980, 7520, 9074, 9776, 11168, 12220, 13960, 15040, 16403, 18148, 19552, 22336, 22685, 24440, 27920, 32806, 36296, 39104, 45370, 48880, 55840, 65612, 72592, 82015, 90740, 97760, 111680, 131224, 145184, 164030, 181480, 195520, 213239, 262448, 290368, 328060, 362960, 426478, 524896, 656120, 725920, 852956, 1049792, 1066195, 1312240, 1451840, 1705912, 2132390, 2624480, 3411824, 4264780, 5248960, 6823648, 8529560, 13647296, 17059120, 34118240, 68236480]

約数ペア:

[(1, 68236480), (2, 34118240), (4, 17059120), (5, 13647296), (8, 8529560), (10, 6823648), (13, 5248960), (16, 4264780), (20, 3411824), (26, 2624480), (32, 2132390), (40, 1705912), (47, 1451840), (52, 1312240), (64, 1066195), (65, 1049792), (80, 852956), (94, 725920), (104, 656120), (130, 524896), (160, 426478), (188, 362960), (208, 328060), (235, 290368), (260, 262448), (320, 213239), (349, 195520), (376, 181480), (416, 164030), (470, 145184), (520, 131224), (611, 111680), (698, 97760), (752, 90740), (832, 82015), (940, 72592), (1040, 65612), (1222, 55840), (1396, 48880), (1504, 45370), (1745, 39104), (1880, 36296), (2080, 32806), (2444, 27920), (2792, 24440), (3008, 22685), (3055, 22336), (3490, 19552), (3760, 18148), (4160, 16403), (4537, 15040), (4888, 13960), (5584, 12220), (6110, 11168), (6980, 9776), (7520, 9074)]