180221538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1427}}^1$

素因数の和:1567

約数の個数: 64

約数和(自身を含む): 429907968

約数和(自身を除く): 249686430

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 97, 186, 194, 217, 291, 434, 582, 651, 679, 1302, 1358, 1427, 2037, 2854, 3007, 4074, 4281, 6014, 8562, 9021, 9989, 18042, 19978, 21049, 29967, 42098, 44237, 59934, 63147, 88474, 126294, 132711, 138419, 265422, 276838, 309659, 415257, 619318, 830514, 928977, 968933, 1857954, 1937866, 2906799, 4290989, 5813598, 8581978, 12872967, 25745934, 30036923, 60073846, 90110769, 180221538]

約数ペア:

[(1, 180221538), (2, 90110769), (3, 60073846), (6, 30036923), (7, 25745934), (14, 12872967), (21, 8581978), (31, 5813598), (42, 4290989), (62, 2906799), (93, 1937866), (97, 1857954), (186, 968933), (194, 928977), (217, 830514), (291, 619318), (434, 415257), (582, 309659), (651, 276838), (679, 265422), (1302, 138419), (1358, 132711), (1427, 126294), (2037, 88474), (2854, 63147), (3007, 59934), (4074, 44237), (4281, 42098), (6014, 29967), (8562, 21049), (9021, 19978), (9989, 18042)]