205940244

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1465

約数の個数: 72

約数和(自身を含む): 522705568

約数和(自身を除く): 316765324

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 289, 516, 578, 731, 867, 1156, 1381, 1462, 1734, 2193, 2762, 2924, 3468, 4143, 4386, 5524, 8286, 8772, 12427, 16572, 23477, 24854, 37281, 46954, 49708, 59383, 70431, 74562, 93908, 118766, 140862, 149124, 178149, 237532, 281724, 356298, 399109, 712596, 798218, 1009511, 1197327, 1596436, 2019022, 2394654, 3028533, 4038044, 4789308, 6057066, 12114132, 17161687, 34323374, 51485061, 68646748, 102970122, 205940244]

約数ペア:

[(1, 205940244), (2, 102970122), (3, 68646748), (4, 51485061), (6, 34323374), (12, 17161687), (17, 12114132), (34, 6057066), (43, 4789308), (51, 4038044), (68, 3028533), (86, 2394654), (102, 2019022), (129, 1596436), (172, 1197327), (204, 1009511), (258, 798218), (289, 712596), (516, 399109), (578, 356298), (731, 281724), (867, 237532), (1156, 178149), (1381, 149124), (1462, 140862), (1734, 118766), (2193, 93908), (2762, 74562), (2924, 70431), (3468, 59383), (4143, 49708), (4386, 46954), (5524, 37281), (8286, 24854), (8772, 23477), (12427, 16572)]