188987120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1367

約数の個数: 120

約数和(自身を含む): 525350304

約数和(自身を除く): 336363184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 980, 1036, 1295, 1303, 1480, 1813, 1960, 2072, 2590, 2606, 2960, 3626, 3920, 4144, 5180, 5212, 6515, 7252, 9065, 9121, 10360, 10424, 13030, 14504, 18130, 18242, 20720, 20848, 26060, 29008, 36260, 36484, 45605, 48211, 52120, 63847, 72520, 72968, 91210, 96422, 104240, 127694, 145040, 145936, 182420, 192844, 241055, 255388, 319235, 337477, 364840, 385688, 482110, 510776, 638470, 674954, 729680, 771376, 964220, 1021552, 1276940, 1349908, 1687385, 1928440, 2362339, 2553880, 2699816, 3374770, 3856880, 4724678, 5107760, 5399632, 6749540, 9449356, 11811695, 13499080, 18898712, 23623390, 26998160, 37797424, 47246780, 94493560, 188987120]

約数ペア:

[(1, 188987120), (2, 94493560), (4, 47246780), (5, 37797424), (7, 26998160), (8, 23623390), (10, 18898712), (14, 13499080), (16, 11811695), (20, 9449356), (28, 6749540), (35, 5399632), (37, 5107760), (40, 4724678), (49, 3856880), (56, 3374770), (70, 2699816), (74, 2553880), (80, 2362339), (98, 1928440), (112, 1687385), (140, 1349908), (148, 1276940), (185, 1021552), (196, 964220), (245, 771376), (259, 729680), (280, 674954), (296, 638470), (370, 510776), (392, 482110), (490, 385688), (518, 364840), (560, 337477), (592, 319235), (740, 255388), (784, 241055), (980, 192844), (1036, 182420), (1295, 145936), (1303, 145040), (1480, 127694), (1813, 104240), (1960, 96422), (2072, 91210), (2590, 72968), (2606, 72520), (2960, 63847), (3626, 52120), (3920, 48211), (4144, 45605), (5180, 36484), (5212, 36260), (6515, 29008), (7252, 26060), (9065, 20848), (9121, 20720), (10360, 18242), (10424, 18130), (13030, 14504)]