2877689080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17449}}^1$

素因数の和:17517

約数の個数: 128

約数和(自身を含む): 8040960000

約数和(自身を除く): 5163270920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 434, 532, 589, 620, 665, 760, 868, 1064, 1085, 1178, 1240, 1330, 1736, 2170, 2356, 2660, 2945, 4123, 4340, 4712, 5320, 5890, 8246, 8680, 11780, 16492, 17449, 20615, 23560, 32984, 34898, 41230, 69796, 82460, 87245, 122143, 139592, 164920, 174490, 244286, 331531, 348980, 488572, 540919, 610715, 663062, 697960, 977144, 1081838, 1221430, 1326124, 1657655, 2163676, 2320717, 2442860, 2652248, 2704595, 3315310, 3786433, 4327352, 4641434, 4885720, 5409190, 6630620, 7572866, 9282868, 10277461, 10818380, 11603585, 13261240, 15145732, 18565736, 18932165, 20554922, 21636760, 23207170, 30291464, 37864330, 41109844, 46414340, 51387305, 71942227, 75728660, 82219688, 92828680, 102774610, 143884454, 151457320, 205549220, 287768908, 359711135, 411098440, 575537816, 719422270, 1438844540, 2877689080]

約数ペア:

[(1, 2877689080), (2, 1438844540), (4, 719422270), (5, 575537816), (7, 411098440), (8, 359711135), (10, 287768908), (14, 205549220), (19, 151457320), (20, 143884454), (28, 102774610), (31, 92828680), (35, 82219688), (38, 75728660), (40, 71942227), (56, 51387305), (62, 46414340), (70, 41109844), (76, 37864330), (95, 30291464), (124, 23207170), (133, 21636760), (140, 20554922), (152, 18932165), (155, 18565736), (190, 15145732), (217, 13261240), (248, 11603585), (266, 10818380), (280, 10277461), (310, 9282868), (380, 7572866), (434, 6630620), (532, 5409190), (589, 4885720), (620, 4641434), (665, 4327352), (760, 3786433), (868, 3315310), (1064, 2704595), (1085, 2652248), (1178, 2442860), (1240, 2320717), (1330, 2163676), (1736, 1657655), (2170, 1326124), (2356, 1221430), (2660, 1081838), (2945, 977144), (4123, 697960), (4340, 663062), (4712, 610715), (5320, 540919), (5890, 488572), (8246, 348980), (8680, 331531), (11780, 244286), (16492, 174490), (17449, 164920), (20615, 139592), (23560, 122143), (32984, 87245), (34898, 82460), (41230, 69796)]