201811890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 192

約数和(自身を含む): 605159424

約数和(自身を除く): 403347534

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 47, 49, 69, 70, 94, 98, 105, 115, 127, 138, 141, 147, 161, 210, 230, 235, 245, 254, 282, 294, 322, 329, 345, 381, 470, 483, 490, 635, 658, 690, 705, 735, 762, 805, 889, 966, 987, 1081, 1127, 1270, 1410, 1470, 1610, 1645, 1778, 1905, 1974, 2162, 2254, 2303, 2415, 2667, 2921, 3243, 3290, 3381, 3810, 4445, 4606, 4830, 4935, 5334, 5405, 5635, 5842, 5969, 6223, 6486, 6762, 6909, 7567, 8763, 8890, 9870, 10810, 11270, 11515, 11938, 12446, 13335, 13818, 14605, 15134, 16215, 16905, 17526, 17907, 18669, 20447, 22701, 23030, 26670, 29210, 29845, 31115, 32430, 33810, 34545, 35814, 37338, 37835, 40894, 41783, 43815, 45402, 52969, 59690, 61341, 62230, 69090, 75670, 83566, 87630, 89535, 93345, 102235, 105938, 113505, 122682, 125349, 137287, 143129, 158907, 179070, 186690, 204470, 208915, 227010, 250698, 264845, 274574, 286258, 292481, 306705, 317814, 411861, 417830, 429387, 529690, 584962, 613410, 626745, 686435, 715645, 794535, 823722, 858774, 877443, 961009, 1253490, 1372870, 1431290, 1462405, 1589070, 1754886, 1922018, 2059305, 2146935, 2883027, 2924810, 4118610, 4293870, 4387215, 4805045, 5766054, 6727063, 8774430, 9610090, 13454126, 14415135, 20181189, 28830270, 33635315, 40362378, 67270630, 100905945, 201811890]

約数ペア:

[(1, 201811890), (2, 100905945), (3, 67270630), (5, 40362378), (6, 33635315), (7, 28830270), (10, 20181189), (14, 14415135), (15, 13454126), (21, 9610090), (23, 8774430), (30, 6727063), (35, 5766054), (42, 4805045), (46, 4387215), (47, 4293870), (49, 4118610), (69, 2924810), (70, 2883027), (94, 2146935), (98, 2059305), (105, 1922018), (115, 1754886), (127, 1589070), (138, 1462405), (141, 1431290), (147, 1372870), (161, 1253490), (210, 961009), (230, 877443), (235, 858774), (245, 823722), (254, 794535), (282, 715645), (294, 686435), (322, 626745), (329, 613410), (345, 584962), (381, 529690), (470, 429387), (483, 417830), (490, 411861), (635, 317814), (658, 306705), (690, 292481), (705, 286258), (735, 274574), (762, 264845), (805, 250698), (889, 227010), (966, 208915), (987, 204470), (1081, 186690), (1127, 179070), (1270, 158907), (1410, 143129), (1470, 137287), (1610, 125349), (1645, 122682), (1778, 113505), (1905, 105938), (1974, 102235), (2162, 93345), (2254, 89535), (2303, 87630), (2415, 83566), (2667, 75670), (2921, 69090), (3243, 62230), (3290, 61341), (3381, 59690), (3810, 52969), (4445, 45402), (4606, 43815), (4830, 41783), (4935, 40894), (5334, 37835), (5405, 37338), (5635, 35814), (5842, 34545), (5969, 33810), (6223, 32430), (6486, 31115), (6762, 29845), (6909, 29210), (7567, 26670), (8763, 23030), (8890, 22701), (9870, 20447), (10810, 18669), (11270, 17907), (11515, 17526), (11938, 16905), (12446, 16215), (13335, 15134), (13818, 14605)]