142213120

素因数分解:

$2^{17}\times 5^1\times 7^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 144

約数和(自身を含む): 402651648

約数和(自身を除く): 260438528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 868, 896, 992, 1024, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2048, 2170, 2240, 2480, 2560, 3472, 3584, 3968, 4096, 4340, 4480, 4960, 5120, 6944, 7168, 7936, 8192, 8680, 8960, 9920, 10240, 13888, 14336, 15872, 16384, 17360, 17920, 19840, 20480, 27776, 28672, 31744, 32768, 34720, 35840, 39680, 40960, 55552, 57344, 63488, 65536, 69440, 71680, 79360, 81920, 111104, 114688, 126976, 131072, 138880, 143360, 158720, 163840, 222208, 229376, 253952, 277760, 286720, 317440, 327680, 444416, 458752, 507904, 555520, 573440, 634880, 655360, 888832, 917504, 1015808, 1111040, 1146880, 1269760, 1777664, 2031616, 2222080, 2293760, 2539520, 3555328, 4063232, 4444160, 4587520, 5079040, 7110656, 8888320, 10158080, 14221312, 17776640, 20316160, 28442624, 35553280, 71106560, 142213120]

約数ペア:

[(1, 142213120), (2, 71106560), (4, 35553280), (5, 28442624), (7, 20316160), (8, 17776640), (10, 14221312), (14, 10158080), (16, 8888320), (20, 7110656), (28, 5079040), (31, 4587520), (32, 4444160), (35, 4063232), (40, 3555328), (56, 2539520), (62, 2293760), (64, 2222080), (70, 2031616), (80, 1777664), (112, 1269760), (124, 1146880), (128, 1111040), (140, 1015808), (155, 917504), (160, 888832), (217, 655360), (224, 634880), (248, 573440), (256, 555520), (280, 507904), (310, 458752), (320, 444416), (434, 327680), (448, 317440), (496, 286720), (512, 277760), (560, 253952), (620, 229376), (640, 222208), (868, 163840), (896, 158720), (992, 143360), (1024, 138880), (1085, 131072), (1120, 126976), (1240, 114688), (1280, 111104), (1736, 81920), (1792, 79360), (1984, 71680), (2048, 69440), (2170, 65536), (2240, 63488), (2480, 57344), (2560, 55552), (3472, 40960), (3584, 39680), (3968, 35840), (4096, 34720), (4340, 32768), (4480, 31744), (4960, 28672), (5120, 27776), (6944, 20480), (7168, 19840), (7936, 17920), (8192, 17360), (8680, 16384), (8960, 15872), (9920, 14336), (10240, 13888)]