30872160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1949}}^1$

素因数の和:1981

約数の個数: 144

約数和(自身を含む): 114987600

約数和(自身を除く): 84115440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1949, 1980, 2640, 3168, 3898, 3960, 5280, 5847, 7796, 7920, 9745, 11694, 15592, 15840, 17541, 19490, 21439, 23388, 29235, 31184, 35082, 38980, 42878, 46776, 58470, 62368, 64317, 70164, 77960, 85756, 87705, 93552, 107195, 116940, 128634, 140328, 155920, 171512, 175410, 187104, 192951, 214390, 233880, 257268, 280656, 311840, 321585, 343024, 350820, 385902, 428780, 467760, 514536, 561312, 643170, 686048, 701640, 771804, 857560, 935520, 964755, 1029072, 1286340, 1403280, 1543608, 1715120, 1929510, 2058144, 2572680, 2806560, 3087216, 3430240, 3859020, 5145360, 6174432, 7718040, 10290720, 15436080, 30872160]

約数ペア:

[(1, 30872160), (2, 15436080), (3, 10290720), (4, 7718040), (5, 6174432), (6, 5145360), (8, 3859020), (9, 3430240), (10, 3087216), (11, 2806560), (12, 2572680), (15, 2058144), (16, 1929510), (18, 1715120), (20, 1543608), (22, 1403280), (24, 1286340), (30, 1029072), (32, 964755), (33, 935520), (36, 857560), (40, 771804), (44, 701640), (45, 686048), (48, 643170), (55, 561312), (60, 514536), (66, 467760), (72, 428780), (80, 385902), (88, 350820), (90, 343024), (96, 321585), (99, 311840), (110, 280656), (120, 257268), (132, 233880), (144, 214390), (160, 192951), (165, 187104), (176, 175410), (180, 171512), (198, 155920), (220, 140328), (240, 128634), (264, 116940), (288, 107195), (330, 93552), (352, 87705), (360, 85756), (396, 77960), (440, 70164), (480, 64317), (495, 62368), (528, 58470), (660, 46776), (720, 42878), (792, 38980), (880, 35082), (990, 31184), (1056, 29235), (1320, 23388), (1440, 21439), (1584, 19490), (1760, 17541), (1949, 15840), (1980, 15592), (2640, 11694), (3168, 9745), (3898, 7920), (3960, 7796), (5280, 5847)]