78881376

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:477

約数の個数: 144

約数和(自身を含む): 247348080

約数和(自身を除く): 168466704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 49, 56, 82, 84, 96, 98, 112, 123, 147, 164, 168, 196, 224, 246, 287, 294, 328, 336, 392, 409, 492, 574, 588, 656, 672, 784, 818, 861, 984, 1148, 1176, 1227, 1312, 1568, 1636, 1722, 1968, 2009, 2296, 2352, 2454, 2863, 3272, 3444, 3936, 4018, 4592, 4704, 4908, 5726, 6027, 6544, 6888, 8036, 8589, 9184, 9816, 11452, 12054, 13088, 13776, 16072, 16769, 17178, 19632, 20041, 22904, 24108, 27552, 32144, 33538, 34356, 39264, 40082, 45808, 48216, 50307, 60123, 64288, 67076, 68712, 80164, 91616, 96432, 100614, 117383, 120246, 134152, 137424, 160328, 192864, 201228, 234766, 240492, 268304, 274848, 320656, 352149, 402456, 469532, 480984, 536608, 641312, 704298, 804912, 821681, 939064, 961968, 1408596, 1609824, 1643362, 1878128, 1923936, 2465043, 2817192, 3286724, 3756256, 4930086, 5634384, 6573448, 9860172, 11268768, 13146896, 19720344, 26293792, 39440688, 78881376]

約数ペア:

[(1, 78881376), (2, 39440688), (3, 26293792), (4, 19720344), (6, 13146896), (7, 11268768), (8, 9860172), (12, 6573448), (14, 5634384), (16, 4930086), (21, 3756256), (24, 3286724), (28, 2817192), (32, 2465043), (41, 1923936), (42, 1878128), (48, 1643362), (49, 1609824), (56, 1408596), (82, 961968), (84, 939064), (96, 821681), (98, 804912), (112, 704298), (123, 641312), (147, 536608), (164, 480984), (168, 469532), (196, 402456), (224, 352149), (246, 320656), (287, 274848), (294, 268304), (328, 240492), (336, 234766), (392, 201228), (409, 192864), (492, 160328), (574, 137424), (588, 134152), (656, 120246), (672, 117383), (784, 100614), (818, 96432), (861, 91616), (984, 80164), (1148, 68712), (1176, 67076), (1227, 64288), (1312, 60123), (1568, 50307), (1636, 48216), (1722, 45808), (1968, 40082), (2009, 39264), (2296, 34356), (2352, 33538), (2454, 32144), (2863, 27552), (3272, 24108), (3444, 22904), (3936, 20041), (4018, 19632), (4592, 17178), (4704, 16769), (4908, 16072), (5726, 13776), (6027, 13088), (6544, 12054), (6888, 11452), (8036, 9816), (8589, 9184)]