169411900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 447526912

約数和(自身を除く): 278115012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 37, 50, 62, 70, 74, 100, 124, 140, 148, 155, 175, 185, 211, 217, 259, 310, 350, 370, 422, 434, 518, 620, 700, 740, 775, 844, 868, 925, 1036, 1055, 1085, 1147, 1295, 1477, 1550, 1850, 2110, 2170, 2294, 2590, 2954, 3100, 3700, 4220, 4340, 4588, 5180, 5275, 5425, 5735, 5908, 6475, 6541, 7385, 7807, 8029, 10550, 10850, 11470, 12950, 13082, 14770, 15614, 16058, 21100, 21700, 22940, 25900, 26164, 28675, 29540, 31228, 32116, 32705, 36925, 39035, 40145, 45787, 54649, 57350, 65410, 73850, 78070, 80290, 91574, 109298, 114700, 130820, 147700, 156140, 160580, 163525, 183148, 195175, 200725, 218596, 228935, 242017, 273245, 327050, 390350, 401450, 457870, 484034, 546490, 654100, 780700, 802900, 915740, 968068, 1092980, 1144675, 1210085, 1366225, 1694119, 2289350, 2420170, 2732450, 3388238, 4578700, 4840340, 5464900, 6050425, 6776476, 8470595, 12100850, 16941190, 24201700, 33882380, 42352975, 84705950, 169411900]

約数ペア:

[(1, 169411900), (2, 84705950), (4, 42352975), (5, 33882380), (7, 24201700), (10, 16941190), (14, 12100850), (20, 8470595), (25, 6776476), (28, 6050425), (31, 5464900), (35, 4840340), (37, 4578700), (50, 3388238), (62, 2732450), (70, 2420170), (74, 2289350), (100, 1694119), (124, 1366225), (140, 1210085), (148, 1144675), (155, 1092980), (175, 968068), (185, 915740), (211, 802900), (217, 780700), (259, 654100), (310, 546490), (350, 484034), (370, 457870), (422, 401450), (434, 390350), (518, 327050), (620, 273245), (700, 242017), (740, 228935), (775, 218596), (844, 200725), (868, 195175), (925, 183148), (1036, 163525), (1055, 160580), (1085, 156140), (1147, 147700), (1295, 130820), (1477, 114700), (1550, 109298), (1850, 91574), (2110, 80290), (2170, 78070), (2294, 73850), (2590, 65410), (2954, 57350), (3100, 54649), (3700, 45787), (4220, 40145), (4340, 39035), (4588, 36925), (5180, 32705), (5275, 32116), (5425, 31228), (5735, 29540), (5908, 28675), (6475, 26164), (6541, 25900), (7385, 22940), (7807, 21700), (8029, 21100), (10550, 16058), (10850, 15614), (11470, 14770), (12950, 13082)]