72501440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:550

約数の個数: 112

約数和(自身を含む): 193121280

約数和(自身を除く): 120619840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 160, 172, 176, 215, 220, 320, 344, 352, 430, 440, 473, 479, 688, 704, 860, 880, 946, 958, 1376, 1720, 1760, 1892, 1916, 2365, 2395, 2752, 3440, 3520, 3784, 3832, 4730, 4790, 5269, 6880, 7568, 7664, 9460, 9580, 10538, 13760, 15136, 15328, 18920, 19160, 20597, 21076, 26345, 30272, 30656, 37840, 38320, 41194, 42152, 52690, 75680, 76640, 82388, 84304, 102985, 105380, 151360, 153280, 164776, 168608, 205970, 210760, 226567, 329552, 337216, 411940, 421520, 453134, 659104, 823880, 843040, 906268, 1132835, 1318208, 1647760, 1686080, 1812536, 2265670, 3295520, 3625072, 4531340, 6591040, 7250144, 9062680, 14500288, 18125360, 36250720, 72501440]

約数ペア:

[(1, 72501440), (2, 36250720), (4, 18125360), (5, 14500288), (8, 9062680), (10, 7250144), (11, 6591040), (16, 4531340), (20, 3625072), (22, 3295520), (32, 2265670), (40, 1812536), (43, 1686080), (44, 1647760), (55, 1318208), (64, 1132835), (80, 906268), (86, 843040), (88, 823880), (110, 659104), (160, 453134), (172, 421520), (176, 411940), (215, 337216), (220, 329552), (320, 226567), (344, 210760), (352, 205970), (430, 168608), (440, 164776), (473, 153280), (479, 151360), (688, 105380), (704, 102985), (860, 84304), (880, 82388), (946, 76640), (958, 75680), (1376, 52690), (1720, 42152), (1760, 41194), (1892, 38320), (1916, 37840), (2365, 30656), (2395, 30272), (2752, 26345), (3440, 21076), (3520, 20597), (3784, 19160), (3832, 18920), (4730, 15328), (4790, 15136), (5269, 13760), (6880, 10538), (7568, 9580), (7664, 9460)]