128539180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 371589120

約数和(自身を除く): 243049940

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 23, 28, 35, 38, 44, 46, 55, 70, 76, 77, 92, 95, 110, 115, 133, 140, 154, 161, 190, 191, 209, 220, 230, 253, 266, 308, 322, 380, 382, 385, 418, 437, 460, 506, 532, 644, 665, 764, 770, 805, 836, 874, 955, 1012, 1045, 1265, 1330, 1337, 1463, 1540, 1610, 1748, 1771, 1910, 2090, 2101, 2185, 2530, 2660, 2674, 2926, 3059, 3220, 3542, 3629, 3820, 4180, 4202, 4370, 4393, 4807, 5060, 5348, 5852, 6118, 6685, 7084, 7258, 7315, 8404, 8740, 8786, 8855, 9614, 10505, 12236, 13370, 14516, 14630, 14707, 15295, 17572, 17710, 18145, 19228, 21010, 21965, 24035, 25403, 26740, 29260, 29414, 30590, 30751, 33649, 35420, 36290, 39919, 42020, 43930, 48070, 48323, 50806, 58828, 61180, 61502, 67298, 72580, 73535, 79838, 83467, 87860, 96140, 96646, 101612, 123004, 127015, 134596, 147070, 153755, 159676, 166934, 168245, 193292, 199595, 241615, 254030, 279433, 294140, 307510, 333868, 336490, 338261, 399190, 417335, 483230, 508060, 558866, 584269, 615020, 672980, 676522, 798380, 834670, 918137, 966460, 1117732, 1168538, 1353044, 1397165, 1669340, 1691305, 1836274, 2337076, 2794330, 2921345, 3382610, 3672548, 4590685, 5588660, 5842690, 6426959, 6765220, 9181370, 11685380, 12853918, 18362740, 25707836, 32134795, 64269590, 128539180]

約数ペア:

[(1, 128539180), (2, 64269590), (4, 32134795), (5, 25707836), (7, 18362740), (10, 12853918), (11, 11685380), (14, 9181370), (19, 6765220), (20, 6426959), (22, 5842690), (23, 5588660), (28, 4590685), (35, 3672548), (38, 3382610), (44, 2921345), (46, 2794330), (55, 2337076), (70, 1836274), (76, 1691305), (77, 1669340), (92, 1397165), (95, 1353044), (110, 1168538), (115, 1117732), (133, 966460), (140, 918137), (154, 834670), (161, 798380), (190, 676522), (191, 672980), (209, 615020), (220, 584269), (230, 558866), (253, 508060), (266, 483230), (308, 417335), (322, 399190), (380, 338261), (382, 336490), (385, 333868), (418, 307510), (437, 294140), (460, 279433), (506, 254030), (532, 241615), (644, 199595), (665, 193292), (764, 168245), (770, 166934), (805, 159676), (836, 153755), (874, 147070), (955, 134596), (1012, 127015), (1045, 123004), (1265, 101612), (1330, 96646), (1337, 96140), (1463, 87860), (1540, 83467), (1610, 79838), (1748, 73535), (1771, 72580), (1910, 67298), (2090, 61502), (2101, 61180), (2185, 58828), (2530, 50806), (2660, 48323), (2674, 48070), (2926, 43930), (3059, 42020), (3220, 39919), (3542, 36290), (3629, 35420), (3820, 33649), (4180, 30751), (4202, 30590), (4370, 29414), (4393, 29260), (4807, 26740), (5060, 25403), (5348, 24035), (5852, 21965), (6118, 21010), (6685, 19228), (7084, 18145), (7258, 17710), (7315, 17572), (8404, 15295), (8740, 14707), (8786, 14630), (8855, 14516), (9614, 13370), (10505, 12236)]