202178620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 544642560

約数和(自身を除く): 342463940

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 263, 266, 289, 323, 340, 380, 476, 526, 532, 578, 595, 646, 665, 1052, 1156, 1190, 1292, 1315, 1330, 1445, 1615, 1841, 2023, 2261, 2380, 2630, 2660, 2890, 3230, 3682, 4046, 4471, 4522, 4997, 5260, 5491, 5780, 6460, 7364, 8092, 8942, 9044, 9205, 9994, 10115, 10982, 11305, 17884, 18410, 19988, 20230, 21964, 22355, 22610, 24985, 27455, 31297, 34979, 36820, 38437, 40460, 44710, 45220, 49970, 54910, 62594, 69958, 76007, 76874, 84949, 89420, 99940, 109820, 125188, 139916, 152014, 153748, 156485, 169898, 174895, 192185, 304028, 312970, 339796, 349790, 380035, 384370, 424745, 532049, 594643, 625940, 699580, 760070, 768740, 849490, 1064098, 1189286, 1444133, 1520140, 1698980, 2128196, 2378572, 2660245, 2888266, 2973215, 5320490, 5776532, 5946430, 7220665, 10108931, 10640980, 11892860, 14441330, 20217862, 28882660, 40435724, 50544655, 101089310, 202178620]

約数ペア:

[(1, 202178620), (2, 101089310), (4, 50544655), (5, 40435724), (7, 28882660), (10, 20217862), (14, 14441330), (17, 11892860), (19, 10640980), (20, 10108931), (28, 7220665), (34, 5946430), (35, 5776532), (38, 5320490), (68, 2973215), (70, 2888266), (76, 2660245), (85, 2378572), (95, 2128196), (119, 1698980), (133, 1520140), (140, 1444133), (170, 1189286), (190, 1064098), (238, 849490), (263, 768740), (266, 760070), (289, 699580), (323, 625940), (340, 594643), (380, 532049), (476, 424745), (526, 384370), (532, 380035), (578, 349790), (595, 339796), (646, 312970), (665, 304028), (1052, 192185), (1156, 174895), (1190, 169898), (1292, 156485), (1315, 153748), (1330, 152014), (1445, 139916), (1615, 125188), (1841, 109820), (2023, 99940), (2261, 89420), (2380, 84949), (2630, 76874), (2660, 76007), (2890, 69958), (3230, 62594), (3682, 54910), (4046, 49970), (4471, 45220), (4522, 44710), (4997, 40460), (5260, 38437), (5491, 36820), (5780, 34979), (6460, 31297), (7364, 27455), (8092, 24985), (8942, 22610), (9044, 22355), (9205, 21964), (9994, 20230), (10115, 19988), (10982, 18410), (11305, 17884)]