2708405120

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1999}}^1$

素因数の和:2120

約数の個数: 128

約数和(自身を含む): 6793200000

約数和(自身を除く): 4084794880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 73, 80, 116, 128, 145, 146, 160, 232, 290, 292, 320, 365, 464, 580, 584, 640, 730, 928, 1160, 1168, 1460, 1856, 1999, 2117, 2320, 2336, 2920, 3712, 3998, 4234, 4640, 4672, 5840, 7996, 8468, 9280, 9344, 9995, 10585, 11680, 15992, 16936, 18560, 19990, 21170, 23360, 31984, 33872, 39980, 42340, 46720, 57971, 63968, 67744, 79960, 84680, 115942, 127936, 135488, 145927, 159920, 169360, 231884, 255872, 270976, 289855, 291854, 319840, 338720, 463768, 579710, 583708, 639680, 677440, 729635, 927536, 1159420, 1167416, 1279360, 1354880, 1459270, 1855072, 2318840, 2334832, 2918540, 3710144, 4231883, 4637680, 4669664, 5837080, 7420288, 8463766, 9275360, 9339328, 11674160, 16927532, 18550720, 18678656, 21159415, 23348320, 33855064, 37101440, 42318830, 46696640, 67710128, 84637660, 93393280, 135420256, 169275320, 270840512, 338550640, 541681024, 677101280, 1354202560, 2708405120]

約数ペア:

[(1, 2708405120), (2, 1354202560), (4, 677101280), (5, 541681024), (8, 338550640), (10, 270840512), (16, 169275320), (20, 135420256), (29, 93393280), (32, 84637660), (40, 67710128), (58, 46696640), (64, 42318830), (73, 37101440), (80, 33855064), (116, 23348320), (128, 21159415), (145, 18678656), (146, 18550720), (160, 16927532), (232, 11674160), (290, 9339328), (292, 9275360), (320, 8463766), (365, 7420288), (464, 5837080), (580, 4669664), (584, 4637680), (640, 4231883), (730, 3710144), (928, 2918540), (1160, 2334832), (1168, 2318840), (1460, 1855072), (1856, 1459270), (1999, 1354880), (2117, 1279360), (2320, 1167416), (2336, 1159420), (2920, 927536), (3712, 729635), (3998, 677440), (4234, 639680), (4640, 583708), (4672, 579710), (5840, 463768), (7996, 338720), (8468, 319840), (9280, 291854), (9344, 289855), (9995, 270976), (10585, 255872), (11680, 231884), (15992, 169360), (16936, 159920), (18560, 145927), (19990, 135488), (21170, 127936), (23360, 115942), (31984, 84680), (33872, 79960), (39980, 67744), (42340, 63968), (46720, 57971)]