1831621680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{121139}}^1$

素因数の和:121168

約数の個数: 160

約数和(自身を含む): 7210252800

約数和(自身を除く): 5378631120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 121139, 242278, 363417, 484556, 605695, 726834, 847973, 969112, 1090251, 1211390, 1453668, 1695946, 1817085, 1938224, 2180502, 2422780, 2543919, 2907336, 3270753, 3391892, 3634170, 4239865, 4361004, 4845560, 5087838, 5451255, 5814672, 6541506, 6783784, 7268340, 7631757, 8479730, 8722008, 9691120, 10175676, 10902510, 12719595, 13083012, 13567568, 14536680, 15263514, 16353765, 16959460, 17444016, 20351352, 21805020, 22895271, 25439190, 26166024, 29073360, 30527028, 32707530, 33918920, 38158785, 40702704, 43610040, 45790542, 50878380, 52332048, 61054056, 65415060, 67837840, 76317570, 87220080, 91581084, 101756760, 114476355, 122108112, 130830120, 152635140, 183162168, 203513520, 228952710, 261660240, 305270280, 366324336, 457905420, 610540560, 915810840, 1831621680]

約数ペア:

[(1, 1831621680), (2, 915810840), (3, 610540560), (4, 457905420), (5, 366324336), (6, 305270280), (7, 261660240), (8, 228952710), (9, 203513520), (10, 183162168), (12, 152635140), (14, 130830120), (15, 122108112), (16, 114476355), (18, 101756760), (20, 91581084), (21, 87220080), (24, 76317570), (27, 67837840), (28, 65415060), (30, 61054056), (35, 52332048), (36, 50878380), (40, 45790542), (42, 43610040), (45, 40702704), (48, 38158785), (54, 33918920), (56, 32707530), (60, 30527028), (63, 29073360), (70, 26166024), (72, 25439190), (80, 22895271), (84, 21805020), (90, 20351352), (105, 17444016), (108, 16959460), (112, 16353765), (120, 15263514), (126, 14536680), (135, 13567568), (140, 13083012), (144, 12719595), (168, 10902510), (180, 10175676), (189, 9691120), (210, 8722008), (216, 8479730), (240, 7631757), (252, 7268340), (270, 6783784), (280, 6541506), (315, 5814672), (336, 5451255), (360, 5087838), (378, 4845560), (420, 4361004), (432, 4239865), (504, 3634170), (540, 3391892), (560, 3270753), (630, 2907336), (720, 2543919), (756, 2422780), (840, 2180502), (945, 1938224), (1008, 1817085), (1080, 1695946), (1260, 1453668), (1512, 1211390), (1680, 1090251), (1890, 969112), (2160, 847973), (2520, 726834), (3024, 605695), (3780, 484556), (5040, 363417), (7560, 242278), (15120, 121139)]