205909080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6947}}^1$

素因数の和:6993

約数の個数: 128

約数和(自身を含む): 700358400

約数和(自身を除く): 494449320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 6947, 7410, 9880, 13894, 14820, 20841, 27788, 29640, 34735, 41682, 55576, 69470, 83364, 90311, 104205, 131993, 138940, 166728, 180622, 208410, 263986, 270933, 277880, 361244, 395979, 416820, 451555, 527972, 541866, 659965, 722488, 791958, 833640, 903110, 1055944, 1083732, 1319930, 1354665, 1583916, 1715909, 1806220, 1979895, 2167464, 2639860, 2709330, 3167832, 3431818, 3612440, 3959790, 5147727, 5279720, 5418660, 6863636, 7919580, 8579545, 10295454, 10837320, 13727272, 15839160, 17159090, 20590908, 25738635, 34318180, 41181816, 51477270, 68636360, 102954540, 205909080]

約数ペア:

[(1, 205909080), (2, 102954540), (3, 68636360), (4, 51477270), (5, 41181816), (6, 34318180), (8, 25738635), (10, 20590908), (12, 17159090), (13, 15839160), (15, 13727272), (19, 10837320), (20, 10295454), (24, 8579545), (26, 7919580), (30, 6863636), (38, 5418660), (39, 5279720), (40, 5147727), (52, 3959790), (57, 3612440), (60, 3431818), (65, 3167832), (76, 2709330), (78, 2639860), (95, 2167464), (104, 1979895), (114, 1806220), (120, 1715909), (130, 1583916), (152, 1354665), (156, 1319930), (190, 1083732), (195, 1055944), (228, 903110), (247, 833640), (260, 791958), (285, 722488), (312, 659965), (380, 541866), (390, 527972), (456, 451555), (494, 416820), (520, 395979), (570, 361244), (741, 277880), (760, 270933), (780, 263986), (988, 208410), (1140, 180622), (1235, 166728), (1482, 138940), (1560, 131993), (1976, 104205), (2280, 90311), (2470, 83364), (2964, 69470), (3705, 55576), (4940, 41682), (5928, 34735), (6947, 29640), (7410, 27788), (9880, 20841), (13894, 14820)]