72811728

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1137

約数の個数: 120

約数和(自身を含む): 227678880

約数和(自身を除く): 154867152

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 43, 44, 48, 66, 72, 86, 88, 99, 129, 132, 144, 172, 176, 198, 258, 264, 344, 387, 396, 473, 516, 528, 688, 774, 792, 946, 1032, 1069, 1419, 1548, 1584, 1892, 2064, 2138, 2838, 3096, 3207, 3784, 4257, 4276, 5676, 6192, 6414, 7568, 8514, 8552, 9621, 11352, 11759, 12828, 17028, 17104, 19242, 22704, 23518, 25656, 34056, 35277, 38484, 45967, 47036, 51312, 68112, 70554, 76968, 91934, 94072, 105831, 137901, 141108, 153936, 183868, 188144, 211662, 275802, 282216, 367736, 413703, 423324, 505637, 551604, 564432, 735472, 827406, 846648, 1011274, 1103208, 1516911, 1654812, 1693296, 2022548, 2206416, 3033822, 3309624, 4045096, 4550733, 6067644, 6619248, 8090192, 9101466, 12135288, 18202932, 24270576, 36405864, 72811728]

約数ペア:

[(1, 72811728), (2, 36405864), (3, 24270576), (4, 18202932), (6, 12135288), (8, 9101466), (9, 8090192), (11, 6619248), (12, 6067644), (16, 4550733), (18, 4045096), (22, 3309624), (24, 3033822), (33, 2206416), (36, 2022548), (43, 1693296), (44, 1654812), (48, 1516911), (66, 1103208), (72, 1011274), (86, 846648), (88, 827406), (99, 735472), (129, 564432), (132, 551604), (144, 505637), (172, 423324), (176, 413703), (198, 367736), (258, 282216), (264, 275802), (344, 211662), (387, 188144), (396, 183868), (473, 153936), (516, 141108), (528, 137901), (688, 105831), (774, 94072), (792, 91934), (946, 76968), (1032, 70554), (1069, 68112), (1419, 51312), (1548, 47036), (1584, 45967), (1892, 38484), (2064, 35277), (2138, 34056), (2838, 25656), (3096, 23518), (3207, 22704), (3784, 19242), (4257, 17104), (4276, 17028), (5676, 12828), (6192, 11759), (6414, 11352), (7568, 9621), (8514, 8552)]