180000012780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{25643}}^1$

素因数の和:26290

約数の個数: 240

約数和(自身を含む): 646401127680

約数和(自身を除く): 466401114900

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, 619, 630, 756, 810, 945, 1134, 1238, 1260, 1620, 1857, 1890, 2268, 2476, 2835, 3095, 3714, 3780, 4333, 5571, 5670, 6190, 7428, 8666, 9285, 11142, 11340, 12380, 12999, 16713, 17332, 18570, 21665, 22284, 25643, 25998, 27855, 33426, 37140, 38997, 43330, 50139, 51286, 51996, 55710, 64995, 66852, 76929, 77994, 83565, 86660, 100278, 102572, 111420, 116991, 128215, 129990, 153858, 155988, 167130, 179501, 194985, 200556, 230787, 233982, 250695, 256430, 259980, 307716, 334260, 350973, 359002, 384645, 389970, 461574, 467964, 501390, 512860, 538503, 584955, 692361, 701946, 718004, 769290, 779940, 897505, 923148, 1002780, 1077006, 1153935, 1169910, 1384722, 1403892, 1538580, 1615509, 1754865, 1795010, 2077083, 2154012, 2307870, 2339820, 2692515, 2769444, 3231018, 3461805, 3509730, 3590020, 4154166, 4615740, 4846527, 5385030, 6462036, 6923610, 7019460, 8077545, 8308332, 9693054, 10385415, 10770060, 13847220, 14539581, 15873017, 16155090, 19386108, 20770830, 24232635, 29079162, 31746034, 32310180, 41541660, 47619051, 48465270, 58158324, 63492068, 72697905, 79365085, 95238102, 96930540, 111111119, 142857153, 145395810, 158730170, 190476204, 222222238, 238095255, 285714306, 290791620, 317460340, 333333357, 428571459, 444444476, 476190510, 555555595, 571428612, 666666714, 714285765, 857142918, 952381020, 1000000071, 1111111190, 1285714377, 1333333428, 1428571530, 1666666785, 1714285836, 2000000142, 2142857295, 2222222380, 2571428754, 2857143060, 3000000213, 3333333570, 4000000284, 4285714590, 5000000355, 5142857508, 6000000426, 6428571885, 6666667140, 8571429180, 9000000639, 10000000710, 12000000852, 12857143770, 15000001065, 18000001278, 20000001420, 25714287540, 30000002130, 36000002556, 45000003195, 60000004260, 90000006390, 180000012780]

約数ペア:

[(1, 180000012780), (2, 90000006390), (3, 60000004260), (4, 45000003195), (5, 36000002556), (6, 30000002130), (7, 25714287540), (9, 20000001420), (10, 18000001278), (12, 15000001065), (14, 12857143770), (15, 12000000852), (18, 10000000710), (20, 9000000639), (21, 8571429180), (27, 6666667140), (28, 6428571885), (30, 6000000426), (35, 5142857508), (36, 5000000355), (42, 4285714590), (45, 4000000284), (54, 3333333570), (60, 3000000213), (63, 2857143060), (70, 2571428754), (81, 2222222380), (84, 2142857295), (90, 2000000142), (105, 1714285836), (108, 1666666785), (126, 1428571530), (135, 1333333428), (140, 1285714377), (162, 1111111190), (180, 1000000071), (189, 952381020), (210, 857142918), (252, 714285765), (270, 666666714), (315, 571428612), (324, 555555595), (378, 476190510), (405, 444444476), (420, 428571459), (540, 333333357), (567, 317460340), (619, 290791620), (630, 285714306), (756, 238095255), (810, 222222238), (945, 190476204), (1134, 158730170), (1238, 145395810), (1260, 142857153), (1620, 111111119), (1857, 96930540), (1890, 95238102), (2268, 79365085), (2476, 72697905), (2835, 63492068), (3095, 58158324), (3714, 48465270), (3780, 47619051), (4333, 41541660), (5571, 32310180), (5670, 31746034), (6190, 29079162), (7428, 24232635), (8666, 20770830), (9285, 19386108), (11142, 16155090), (11340, 15873017), (12380, 14539581), (12999, 13847220), (16713, 10770060), (17332, 10385415), (18570, 9693054), (21665, 8308332), (22284, 8077545), (25643, 7019460), (25998, 6923610), (27855, 6462036), (33426, 5385030), (37140, 4846527), (38997, 4615740), (43330, 4154166), (50139, 3590020), (51286, 3509730), (51996, 3461805), (55710, 3231018), (64995, 2769444), (66852, 2692515), (76929, 2339820), (77994, 2307870), (83565, 2154012), (86660, 2077083), (100278, 1795010), (102572, 1754865), (111420, 1615509), (116991, 1538580), (128215, 1403892), (129990, 1384722), (153858, 1169910), (155988, 1153935), (167130, 1077006), (179501, 1002780), (194985, 923148), (200556, 897505), (230787, 779940), (233982, 769290), (250695, 718004), (256430, 701946), (259980, 692361), (307716, 584955), (334260, 538503), (350973, 512860), (359002, 501390), (384645, 467964), (389970, 461574)]