128186240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 256

約数和(自身を含む): 394813440

約数和(自身を除く): 266627200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 71, 80, 91, 104, 112, 124, 128, 130, 140, 142, 155, 160, 182, 208, 217, 224, 248, 260, 280, 284, 310, 320, 355, 364, 403, 416, 434, 448, 455, 496, 497, 520, 560, 568, 620, 640, 710, 728, 806, 832, 868, 896, 910, 923, 992, 994, 1040, 1085, 1120, 1136, 1240, 1420, 1456, 1612, 1664, 1736, 1820, 1846, 1984, 1988, 2015, 2080, 2170, 2201, 2240, 2272, 2480, 2485, 2821, 2840, 2912, 3224, 3472, 3640, 3692, 3968, 3976, 4030, 4160, 4340, 4402, 4480, 4544, 4615, 4960, 4970, 5642, 5680, 5824, 6448, 6461, 6944, 7280, 7384, 7952, 8060, 8320, 8680, 8804, 9088, 9230, 9920, 9940, 11005, 11284, 11360, 11648, 12896, 12922, 13888, 14105, 14560, 14768, 15407, 15904, 16120, 17360, 17608, 18460, 19840, 19880, 22010, 22568, 22720, 25792, 25844, 27776, 28210, 28613, 29120, 29536, 30814, 31808, 32240, 32305, 34720, 35216, 36920, 39760, 44020, 45136, 45440, 51584, 51688, 56420, 57226, 58240, 59072, 61628, 63616, 64480, 64610, 69440, 70432, 73840, 77035, 79520, 88040, 90272, 103376, 112840, 114452, 118144, 123256, 128960, 129220, 138880, 140864, 143065, 147680, 154070, 159040, 176080, 180544, 200291, 206752, 225680, 228904, 246512, 257920, 258440, 281728, 286130, 295360, 308140, 318080, 352160, 361088, 400582, 413504, 451360, 457808, 493024, 516880, 572260, 590720, 616280, 704320, 801164, 827008, 902720, 915616, 986048, 1001455, 1033760, 1144520, 1232560, 1408640, 1602328, 1805440, 1831232, 1972096, 2002910, 2067520, 2289040, 2465120, 3204656, 3662464, 4005820, 4135040, 4578080, 4930240, 6409312, 8011640, 9156160, 9860480, 12818624, 16023280, 18312320, 25637248, 32046560, 64093120, 128186240]

約数ペア:

[(1, 128186240), (2, 64093120), (4, 32046560), (5, 25637248), (7, 18312320), (8, 16023280), (10, 12818624), (13, 9860480), (14, 9156160), (16, 8011640), (20, 6409312), (26, 4930240), (28, 4578080), (31, 4135040), (32, 4005820), (35, 3662464), (40, 3204656), (52, 2465120), (56, 2289040), (62, 2067520), (64, 2002910), (65, 1972096), (70, 1831232), (71, 1805440), (80, 1602328), (91, 1408640), (104, 1232560), (112, 1144520), (124, 1033760), (128, 1001455), (130, 986048), (140, 915616), (142, 902720), (155, 827008), (160, 801164), (182, 704320), (208, 616280), (217, 590720), (224, 572260), (248, 516880), (260, 493024), (280, 457808), (284, 451360), (310, 413504), (320, 400582), (355, 361088), (364, 352160), (403, 318080), (416, 308140), (434, 295360), (448, 286130), (455, 281728), (496, 258440), (497, 257920), (520, 246512), (560, 228904), (568, 225680), (620, 206752), (640, 200291), (710, 180544), (728, 176080), (806, 159040), (832, 154070), (868, 147680), (896, 143065), (910, 140864), (923, 138880), (992, 129220), (994, 128960), (1040, 123256), (1085, 118144), (1120, 114452), (1136, 112840), (1240, 103376), (1420, 90272), (1456, 88040), (1612, 79520), (1664, 77035), (1736, 73840), (1820, 70432), (1846, 69440), (1984, 64610), (1988, 64480), (2015, 63616), (2080, 61628), (2170, 59072), (2201, 58240), (2240, 57226), (2272, 56420), (2480, 51688), (2485, 51584), (2821, 45440), (2840, 45136), (2912, 44020), (3224, 39760), (3472, 36920), (3640, 35216), (3692, 34720), (3968, 32305), (3976, 32240), (4030, 31808), (4160, 30814), (4340, 29536), (4402, 29120), (4480, 28613), (4544, 28210), (4615, 27776), (4960, 25844), (4970, 25792), (5642, 22720), (5680, 22568), (5824, 22010), (6448, 19880), (6461, 19840), (6944, 18460), (7280, 17608), (7384, 17360), (7952, 16120), (8060, 15904), (8320, 15407), (8680, 14768), (8804, 14560), (9088, 14105), (9230, 13888), (9920, 12922), (9940, 12896), (11005, 11648), (11284, 11360)]