210973910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 520058880

約数和(自身を除く): 309084970

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 31, 34, 35, 38, 43, 49, 62, 70, 85, 86, 95, 98, 119, 133, 155, 170, 190, 215, 217, 238, 245, 266, 301, 310, 323, 430, 434, 490, 527, 589, 595, 602, 646, 665, 731, 817, 833, 931, 1054, 1085, 1178, 1190, 1330, 1333, 1462, 1505, 1519, 1615, 1634, 1666, 1862, 2107, 2170, 2261, 2635, 2666, 2945, 3010, 3038, 3230, 3655, 3689, 4085, 4123, 4165, 4214, 4522, 4655, 5117, 5270, 5719, 5890, 6665, 7310, 7378, 7595, 8170, 8246, 8330, 9310, 9331, 10013, 10234, 10535, 11305, 11438, 13330, 13889, 15190, 15827, 18445, 18662, 20026, 20615, 21070, 22610, 22661, 25327, 25585, 25823, 27778, 28595, 28861, 31654, 35819, 36890, 40033, 41230, 45322, 46655, 50065, 50654, 51170, 51646, 57190, 57722, 65317, 69445, 70091, 71638, 79135, 80066, 93310, 97223, 100130, 113305, 126635, 129115, 130634, 138890, 140182, 144305, 158270, 158627, 177289, 179095, 194446, 200165, 226610, 253270, 258230, 288610, 317254, 326585, 350455, 354578, 358190, 400330, 430559, 486115, 490637, 653170, 680561, 700910, 793135, 861118, 886445, 972230, 981274, 1110389, 1241023, 1361122, 1586270, 1772890, 2152795, 2220778, 2453185, 2482046, 3013913, 3402805, 4305590, 4906370, 5551945, 6027826, 6205115, 6805610, 11103890, 12410230, 15069565, 21097391, 30139130, 42194782, 105486955, 210973910]

約数ペア:

[(1, 210973910), (2, 105486955), (5, 42194782), (7, 30139130), (10, 21097391), (14, 15069565), (17, 12410230), (19, 11103890), (31, 6805610), (34, 6205115), (35, 6027826), (38, 5551945), (43, 4906370), (49, 4305590), (62, 3402805), (70, 3013913), (85, 2482046), (86, 2453185), (95, 2220778), (98, 2152795), (119, 1772890), (133, 1586270), (155, 1361122), (170, 1241023), (190, 1110389), (215, 981274), (217, 972230), (238, 886445), (245, 861118), (266, 793135), (301, 700910), (310, 680561), (323, 653170), (430, 490637), (434, 486115), (490, 430559), (527, 400330), (589, 358190), (595, 354578), (602, 350455), (646, 326585), (665, 317254), (731, 288610), (817, 258230), (833, 253270), (931, 226610), (1054, 200165), (1085, 194446), (1178, 179095), (1190, 177289), (1330, 158627), (1333, 158270), (1462, 144305), (1505, 140182), (1519, 138890), (1615, 130634), (1634, 129115), (1666, 126635), (1862, 113305), (2107, 100130), (2170, 97223), (2261, 93310), (2635, 80066), (2666, 79135), (2945, 71638), (3010, 70091), (3038, 69445), (3230, 65317), (3655, 57722), (3689, 57190), (4085, 51646), (4123, 51170), (4165, 50654), (4214, 50065), (4522, 46655), (4655, 45322), (5117, 41230), (5270, 40033), (5719, 36890), (5890, 35819), (6665, 31654), (7310, 28861), (7378, 28595), (7595, 27778), (8170, 25823), (8246, 25585), (8330, 25327), (9310, 22661), (9331, 22610), (10013, 21070), (10234, 20615), (10535, 20026), (11305, 18662), (11438, 18445), (13330, 15827), (13889, 15190)]