2890894860

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{254929}}^1$

素因数の和:254957

約数の個数: 120

約数和(自身を含む): 10364434080

約数和(自身を除く): 7473539220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 254929, 509858, 764787, 1019716, 1274645, 1529574, 1784503, 2294361, 2549290, 3059148, 3569006, 3823935, 4588722, 5098580, 5353509, 6883083, 7138012, 7647870, 8922515, 9177444, 10707018, 11471805, 13766166, 15295740, 16060527, 17845030, 20649249, 21414036, 22943610, 26767545, 27532332, 32121054, 34415415, 35690060, 41298498, 45887220, 48181581, 53535090, 64242108, 68830830, 80302635, 82596996, 96363162, 103246245, 107070180, 137661660, 144544743, 160605270, 192726324, 206492490, 240907905, 289089486, 321210540, 412984980, 481815810, 578178972, 722723715, 963631620, 1445447430, 2890894860]

約数ペア:

[(1, 2890894860), (2, 1445447430), (3, 963631620), (4, 722723715), (5, 578178972), (6, 481815810), (7, 412984980), (9, 321210540), (10, 289089486), (12, 240907905), (14, 206492490), (15, 192726324), (18, 160605270), (20, 144544743), (21, 137661660), (27, 107070180), (28, 103246245), (30, 96363162), (35, 82596996), (36, 80302635), (42, 68830830), (45, 64242108), (54, 53535090), (60, 48181581), (63, 45887220), (70, 41298498), (81, 35690060), (84, 34415415), (90, 32121054), (105, 27532332), (108, 26767545), (126, 22943610), (135, 21414036), (140, 20649249), (162, 17845030), (180, 16060527), (189, 15295740), (210, 13766166), (252, 11471805), (270, 10707018), (315, 9177444), (324, 8922515), (378, 7647870), (405, 7138012), (420, 6883083), (540, 5353509), (567, 5098580), (630, 4588722), (756, 3823935), (810, 3569006), (945, 3059148), (1134, 2549290), (1260, 2294361), (1620, 1784503), (1890, 1529574), (2268, 1274645), (2835, 1019716), (3780, 764787), (5670, 509858), (11340, 254929)]