213320280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{6917}}^1$

素因数の和:7188

約数の個数: 64

約数和(自身を含む): 642543840

約数和(自身を除く): 429223560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 6168, 6917, 7710, 10280, 13834, 15420, 20751, 27668, 30840, 34585, 41502, 55336, 69170, 83004, 103755, 138340, 166008, 207510, 276680, 415020, 830040, 1777669, 3555338, 5333007, 7110676, 8888345, 10666014, 14221352, 17776690, 21332028, 26665035, 35553380, 42664056, 53330070, 71106760, 106660140, 213320280]

約数ペア:

[(1, 213320280), (2, 106660140), (3, 71106760), (4, 53330070), (5, 42664056), (6, 35553380), (8, 26665035), (10, 21332028), (12, 17776690), (15, 14221352), (20, 10666014), (24, 8888345), (30, 7110676), (40, 5333007), (60, 3555338), (120, 1777669), (257, 830040), (514, 415020), (771, 276680), (1028, 207510), (1285, 166008), (1542, 138340), (2056, 103755), (2570, 83004), (3084, 69170), (3855, 55336), (5140, 41502), (6168, 34585), (6917, 30840), (7710, 27668), (10280, 20751), (13834, 15420)]