201996120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 637632000

約数和(自身を除く): 435635880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 163, 184, 230, 276, 326, 345, 449, 460, 489, 552, 652, 690, 815, 898, 920, 978, 1304, 1347, 1380, 1630, 1796, 1956, 2245, 2445, 2694, 2760, 3260, 3592, 3749, 3912, 4490, 4890, 5388, 6520, 6735, 7498, 8980, 9780, 10327, 10776, 11247, 13470, 14996, 17960, 18745, 19560, 20654, 22494, 26940, 29992, 30981, 37490, 41308, 44988, 51635, 53880, 56235, 61962, 73187, 74980, 82616, 89976, 103270, 112470, 123924, 146374, 149960, 154905, 206540, 219561, 224940, 247848, 292748, 309810, 365935, 413080, 439122, 449880, 585496, 619620, 731870, 878244, 1097805, 1239240, 1463740, 1683301, 1756488, 2195610, 2927480, 3366602, 4391220, 5049903, 6733204, 8416505, 8782440, 10099806, 13466408, 16833010, 20199612, 25249515, 33666020, 40399224, 50499030, 67332040, 100998060, 201996120]

約数ペア:

[(1, 201996120), (2, 100998060), (3, 67332040), (4, 50499030), (5, 40399224), (6, 33666020), (8, 25249515), (10, 20199612), (12, 16833010), (15, 13466408), (20, 10099806), (23, 8782440), (24, 8416505), (30, 6733204), (40, 5049903), (46, 4391220), (60, 3366602), (69, 2927480), (92, 2195610), (115, 1756488), (120, 1683301), (138, 1463740), (163, 1239240), (184, 1097805), (230, 878244), (276, 731870), (326, 619620), (345, 585496), (449, 449880), (460, 439122), (489, 413080), (552, 365935), (652, 309810), (690, 292748), (815, 247848), (898, 224940), (920, 219561), (978, 206540), (1304, 154905), (1347, 149960), (1380, 146374), (1630, 123924), (1796, 112470), (1956, 103270), (2245, 89976), (2445, 82616), (2694, 74980), (2760, 73187), (3260, 61962), (3592, 56235), (3749, 53880), (3912, 51635), (4490, 44988), (4890, 41308), (5388, 37490), (6520, 30981), (6735, 29992), (7498, 26940), (8980, 22494), (9780, 20654), (10327, 19560), (10776, 18745), (11247, 17960), (13470, 14996)]