81908928

素因数分解:

$2^6\times 3^3\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:571

約数の個数: 112

約数和(自身を含む): 243596160

約数和(自身を除く): 161687232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 107, 108, 144, 192, 214, 216, 288, 321, 428, 432, 443, 576, 642, 856, 864, 886, 963, 1284, 1329, 1712, 1728, 1772, 1926, 2568, 2658, 2889, 3424, 3544, 3852, 3987, 5136, 5316, 5778, 6848, 7088, 7704, 7974, 10272, 10632, 11556, 11961, 14176, 15408, 15948, 20544, 21264, 23112, 23922, 28352, 30816, 31896, 42528, 46224, 47401, 47844, 61632, 63792, 85056, 92448, 94802, 95688, 127584, 142203, 184896, 189604, 191376, 255168, 284406, 379208, 382752, 426609, 568812, 758416, 765504, 853218, 1137624, 1279827, 1516832, 1706436, 2275248, 2559654, 3033664, 3412872, 4550496, 5119308, 6825744, 9100992, 10238616, 13651488, 20477232, 27302976, 40954464, 81908928]

約数ペア:

[(1, 81908928), (2, 40954464), (3, 27302976), (4, 20477232), (6, 13651488), (8, 10238616), (9, 9100992), (12, 6825744), (16, 5119308), (18, 4550496), (24, 3412872), (27, 3033664), (32, 2559654), (36, 2275248), (48, 1706436), (54, 1516832), (64, 1279827), (72, 1137624), (96, 853218), (107, 765504), (108, 758416), (144, 568812), (192, 426609), (214, 382752), (216, 379208), (288, 284406), (321, 255168), (428, 191376), (432, 189604), (443, 184896), (576, 142203), (642, 127584), (856, 95688), (864, 94802), (886, 92448), (963, 85056), (1284, 63792), (1329, 61632), (1712, 47844), (1728, 47401), (1772, 46224), (1926, 42528), (2568, 31896), (2658, 30816), (2889, 28352), (3424, 23922), (3544, 23112), (3852, 21264), (3987, 20544), (5136, 15948), (5316, 15408), (5778, 14176), (6848, 11961), (7088, 11556), (7704, 10632), (7974, 10272)]