161519008

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:510

約数の個数: 96

約数和(自身を含む): 381870720

約数和(自身を除く): 220351712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 43, 56, 82, 86, 112, 164, 172, 224, 287, 301, 328, 344, 409, 574, 602, 656, 688, 818, 1148, 1204, 1312, 1376, 1636, 1763, 2296, 2408, 2863, 3272, 3526, 4592, 4816, 5726, 6544, 7052, 9184, 9632, 11452, 12341, 13088, 14104, 16769, 17587, 22904, 24682, 28208, 33538, 35174, 45808, 49364, 56416, 67076, 70348, 91616, 98728, 117383, 123109, 134152, 140696, 197456, 234766, 246218, 268304, 281392, 394912, 469532, 492436, 536608, 562784, 721067, 939064, 984872, 1442134, 1878128, 1969744, 2884268, 3756256, 3939488, 5047469, 5768536, 10094938, 11537072, 20189876, 23074144, 40379752, 80759504, 161519008]

約数ペア:

[(1, 161519008), (2, 80759504), (4, 40379752), (7, 23074144), (8, 20189876), (14, 11537072), (16, 10094938), (28, 5768536), (32, 5047469), (41, 3939488), (43, 3756256), (56, 2884268), (82, 1969744), (86, 1878128), (112, 1442134), (164, 984872), (172, 939064), (224, 721067), (287, 562784), (301, 536608), (328, 492436), (344, 469532), (409, 394912), (574, 281392), (602, 268304), (656, 246218), (688, 234766), (818, 197456), (1148, 140696), (1204, 134152), (1312, 123109), (1376, 117383), (1636, 98728), (1763, 91616), (2296, 70348), (2408, 67076), (2863, 56416), (3272, 49364), (3526, 45808), (4592, 35174), (4816, 33538), (5726, 28208), (6544, 24682), (7052, 22904), (9184, 17587), (9632, 16769), (11452, 14104), (12341, 13088)]