118305920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 299635200

約数和(自身を除く): 181329280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 67, 80, 89, 124, 128, 134, 155, 160, 178, 248, 268, 310, 320, 335, 356, 445, 496, 536, 620, 640, 670, 712, 890, 992, 1072, 1240, 1340, 1424, 1780, 1984, 2077, 2144, 2480, 2680, 2759, 2848, 3560, 3968, 4154, 4288, 4960, 5360, 5518, 5696, 5963, 7120, 8308, 8576, 9920, 10385, 10720, 11036, 11392, 11926, 13795, 14240, 16616, 19840, 20770, 21440, 22072, 23852, 27590, 28480, 29815, 33232, 41540, 42880, 44144, 47704, 55180, 56960, 59630, 66464, 83080, 88288, 95408, 110360, 119260, 132928, 166160, 176576, 184853, 190816, 220720, 238520, 265856, 332320, 353152, 369706, 381632, 441440, 477040, 664640, 739412, 763264, 882880, 924265, 954080, 1329280, 1478824, 1765760, 1848530, 1908160, 2957648, 3697060, 3816320, 5915296, 7394120, 11830592, 14788240, 23661184, 29576480, 59152960, 118305920]

約数ペア:

[(1, 118305920), (2, 59152960), (4, 29576480), (5, 23661184), (8, 14788240), (10, 11830592), (16, 7394120), (20, 5915296), (31, 3816320), (32, 3697060), (40, 2957648), (62, 1908160), (64, 1848530), (67, 1765760), (80, 1478824), (89, 1329280), (124, 954080), (128, 924265), (134, 882880), (155, 763264), (160, 739412), (178, 664640), (248, 477040), (268, 441440), (310, 381632), (320, 369706), (335, 353152), (356, 332320), (445, 265856), (496, 238520), (536, 220720), (620, 190816), (640, 184853), (670, 176576), (712, 166160), (890, 132928), (992, 119260), (1072, 110360), (1240, 95408), (1340, 88288), (1424, 83080), (1780, 66464), (1984, 59630), (2077, 56960), (2144, 55180), (2480, 47704), (2680, 44144), (2759, 42880), (2848, 41540), (3560, 33232), (3968, 29815), (4154, 28480), (4288, 27590), (4960, 23852), (5360, 22072), (5518, 21440), (5696, 20770), (5963, 19840), (7120, 16616), (8308, 14240), (8576, 13795), (9920, 11926), (10385, 11392), (10720, 11036)]