204927831378

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{313}}^2\times {\mathrm{1471}}^1$

素因数の和:2184

約数の個数: 72

約数和(自身を含む): 451378437120

約数和(自身を除く): 246450605742

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 313, 474, 626, 711, 939, 1422, 1471, 1878, 2817, 2942, 4413, 5634, 8826, 13239, 24727, 26478, 49454, 74181, 97969, 116209, 148362, 195938, 222543, 232418, 293907, 348627, 445086, 460423, 587814, 697254, 881721, 920846, 1045881, 1381269, 1763442, 2091762, 2762538, 4143807, 7739551, 8287614, 15479102, 23218653, 36373417, 46437306, 69655959, 72746834, 109120251, 139311918, 144112399, 218240502, 288224798, 327360753, 432337197, 654721506, 864674394, 1297011591, 2594023182, 11384879521, 22769759042, 34154638563, 68309277126, 102463915689, 204927831378]

約数ペア:

[(1, 204927831378), (2, 102463915689), (3, 68309277126), (6, 34154638563), (9, 22769759042), (18, 11384879521), (79, 2594023182), (158, 1297011591), (237, 864674394), (313, 654721506), (474, 432337197), (626, 327360753), (711, 288224798), (939, 218240502), (1422, 144112399), (1471, 139311918), (1878, 109120251), (2817, 72746834), (2942, 69655959), (4413, 46437306), (5634, 36373417), (8826, 23218653), (13239, 15479102), (24727, 8287614), (26478, 7739551), (49454, 4143807), (74181, 2762538), (97969, 2091762), (116209, 1763442), (148362, 1381269), (195938, 1045881), (222543, 920846), (232418, 881721), (293907, 697254), (348627, 587814), (445086, 460423)]