77205840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 179920560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 127, 136, 149, 170, 204, 240, 254, 255, 272, 298, 340, 381, 408, 447, 508, 510, 596, 635, 680, 745, 762, 816, 894, 1016, 1020, 1192, 1270, 1360, 1490, 1524, 1788, 1905, 2032, 2040, 2159, 2235, 2384, 2533, 2540, 2980, 3048, 3576, 3810, 4080, 4318, 4470, 5066, 5080, 5960, 6096, 6477, 7152, 7599, 7620, 8636, 8940, 10132, 10160, 10795, 11920, 12665, 12954, 15198, 15240, 17272, 17880, 18923, 20264, 21590, 25330, 25908, 30396, 30480, 32385, 34544, 35760, 37846, 37995, 40528, 43180, 50660, 51816, 56769, 60792, 64770, 75692, 75990, 86360, 94615, 101320, 103632, 113538, 121584, 129540, 151384, 151980, 172720, 189230, 202640, 227076, 259080, 283845, 302768, 303960, 321691, 378460, 454152, 518160, 567690, 607920, 643382, 756920, 908304, 965073, 1135380, 1286764, 1513840, 1608455, 1930146, 2270760, 2573528, 3216910, 3860292, 4541520, 4825365, 5147056, 6433820, 7720584, 9650730, 12867640, 15441168, 19301460, 25735280, 38602920, 77205840]

約数ペア:

[(1, 77205840), (2, 38602920), (3, 25735280), (4, 19301460), (5, 15441168), (6, 12867640), (8, 9650730), (10, 7720584), (12, 6433820), (15, 5147056), (16, 4825365), (17, 4541520), (20, 3860292), (24, 3216910), (30, 2573528), (34, 2270760), (40, 1930146), (48, 1608455), (51, 1513840), (60, 1286764), (68, 1135380), (80, 965073), (85, 908304), (102, 756920), (120, 643382), (127, 607920), (136, 567690), (149, 518160), (170, 454152), (204, 378460), (240, 321691), (254, 303960), (255, 302768), (272, 283845), (298, 259080), (340, 227076), (381, 202640), (408, 189230), (447, 172720), (508, 151980), (510, 151384), (596, 129540), (635, 121584), (680, 113538), (745, 103632), (762, 101320), (816, 94615), (894, 86360), (1016, 75990), (1020, 75692), (1192, 64770), (1270, 60792), (1360, 56769), (1490, 51816), (1524, 50660), (1788, 43180), (1905, 40528), (2032, 37995), (2040, 37846), (2159, 35760), (2235, 34544), (2384, 32385), (2533, 30480), (2540, 30396), (2980, 25908), (3048, 25330), (3576, 21590), (3810, 20264), (4080, 18923), (4318, 17880), (4470, 17272), (5066, 15240), (5080, 15198), (5960, 12954), (6096, 12665), (6477, 11920), (7152, 10795), (7599, 10160), (7620, 10132), (8636, 8940)]