168708260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{7393}}^1$

素因数の和:7572

約数の個数: 48

約数和(自身を含む): 407438976

約数和(自身を除く): 238730716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 4564, 5705, 7393, 11410, 14786, 22820, 29572, 36965, 51751, 73930, 103502, 147860, 207004, 258755, 517510, 1035020, 1205059, 2410118, 4820236, 6025295, 8435413, 12050590, 16870826, 24101180, 33741652, 42177065, 84354130, 168708260]

約数ペア:

[(1, 168708260), (2, 84354130), (4, 42177065), (5, 33741652), (7, 24101180), (10, 16870826), (14, 12050590), (20, 8435413), (28, 6025295), (35, 4820236), (70, 2410118), (140, 1205059), (163, 1035020), (326, 517510), (652, 258755), (815, 207004), (1141, 147860), (1630, 103502), (2282, 73930), (3260, 51751), (4564, 36965), (5705, 29572), (7393, 22820), (11410, 14786)]