681566360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{4093}}^1$

素因数の和:4308

約数の個数: 64

約数和(自身を含む): 1609433280

約数和(自身を除く): 927866920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 181, 184, 230, 362, 460, 724, 905, 920, 1448, 1810, 3620, 4093, 4163, 7240, 8186, 8326, 16372, 16652, 20465, 20815, 32744, 33304, 40930, 41630, 81860, 83260, 94139, 163720, 166520, 188278, 376556, 470695, 740833, 753112, 941390, 1481666, 1882780, 2963332, 3704165, 3765560, 5926664, 7408330, 14816660, 17039159, 29633320, 34078318, 68156636, 85195795, 136313272, 170391590, 340783180, 681566360]

約数ペア:

[(1, 681566360), (2, 340783180), (4, 170391590), (5, 136313272), (8, 85195795), (10, 68156636), (20, 34078318), (23, 29633320), (40, 17039159), (46, 14816660), (92, 7408330), (115, 5926664), (181, 3765560), (184, 3704165), (230, 2963332), (362, 1882780), (460, 1481666), (724, 941390), (905, 753112), (920, 740833), (1448, 470695), (1810, 376556), (3620, 188278), (4093, 166520), (4163, 163720), (7240, 94139), (8186, 83260), (8326, 81860), (16372, 41630), (16652, 40930), (20465, 33304), (20815, 32744)]