157767680

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 452874240

約数和(自身を除く): 295106560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 71, 80, 112, 124, 128, 140, 142, 155, 160, 217, 224, 248, 256, 280, 284, 310, 320, 355, 434, 448, 496, 497, 512, 560, 568, 620, 640, 710, 868, 896, 992, 994, 1024, 1085, 1120, 1136, 1240, 1280, 1420, 1736, 1792, 1984, 1988, 2048, 2170, 2201, 2240, 2272, 2480, 2485, 2560, 2840, 3472, 3584, 3968, 3976, 4340, 4402, 4480, 4544, 4960, 4970, 5120, 5680, 6944, 7168, 7936, 7952, 8680, 8804, 8960, 9088, 9920, 9940, 10240, 11005, 11360, 13888, 14336, 15407, 15872, 15904, 17360, 17608, 17920, 18176, 19840, 19880, 22010, 22720, 27776, 30814, 31744, 31808, 34720, 35216, 35840, 36352, 39680, 39760, 44020, 45440, 55552, 61628, 63488, 63616, 69440, 70432, 71680, 72704, 77035, 79360, 79520, 88040, 90880, 111104, 123256, 127232, 138880, 140864, 145408, 154070, 158720, 159040, 176080, 181760, 222208, 246512, 254464, 277760, 281728, 308140, 317440, 318080, 352160, 363520, 444416, 493024, 508928, 555520, 563456, 616280, 636160, 704320, 727040, 986048, 1017856, 1111040, 1126912, 1232560, 1272320, 1408640, 1972096, 2222080, 2253824, 2465120, 2544640, 2817280, 3944192, 4507648, 4930240, 5089280, 5634560, 7888384, 9860480, 11269120, 15776768, 19720960, 22538240, 31553536, 39441920, 78883840, 157767680]

約数ペア:

[(1, 157767680), (2, 78883840), (4, 39441920), (5, 31553536), (7, 22538240), (8, 19720960), (10, 15776768), (14, 11269120), (16, 9860480), (20, 7888384), (28, 5634560), (31, 5089280), (32, 4930240), (35, 4507648), (40, 3944192), (56, 2817280), (62, 2544640), (64, 2465120), (70, 2253824), (71, 2222080), (80, 1972096), (112, 1408640), (124, 1272320), (128, 1232560), (140, 1126912), (142, 1111040), (155, 1017856), (160, 986048), (217, 727040), (224, 704320), (248, 636160), (256, 616280), (280, 563456), (284, 555520), (310, 508928), (320, 493024), (355, 444416), (434, 363520), (448, 352160), (496, 318080), (497, 317440), (512, 308140), (560, 281728), (568, 277760), (620, 254464), (640, 246512), (710, 222208), (868, 181760), (896, 176080), (992, 159040), (994, 158720), (1024, 154070), (1085, 145408), (1120, 140864), (1136, 138880), (1240, 127232), (1280, 123256), (1420, 111104), (1736, 90880), (1792, 88040), (1984, 79520), (1988, 79360), (2048, 77035), (2170, 72704), (2201, 71680), (2240, 70432), (2272, 69440), (2480, 63616), (2485, 63488), (2560, 61628), (2840, 55552), (3472, 45440), (3584, 44020), (3968, 39760), (3976, 39680), (4340, 36352), (4402, 35840), (4480, 35216), (4544, 34720), (4960, 31808), (4970, 31744), (5120, 30814), (5680, 27776), (6944, 22720), (7168, 22010), (7936, 19880), (7952, 19840), (8680, 18176), (8804, 17920), (8960, 17608), (9088, 17360), (9920, 15904), (9940, 15872), (10240, 15407), (11005, 14336), (11360, 13888)]