18111720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13721}}^1$

素因数の和:13746

約数の個数: 64

約数和(自身を含む): 59279040

約数和(自身を除く): 41167320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 13721, 27442, 41163, 54884, 68605, 82326, 109768, 137210, 150931, 164652, 205815, 274420, 301862, 329304, 411630, 452793, 548840, 603724, 754655, 823260, 905586, 1207448, 1509310, 1646520, 1811172, 2263965, 3018620, 3622344, 4527930, 6037240, 9055860, 18111720]

約数ペア:

[(1, 18111720), (2, 9055860), (3, 6037240), (4, 4527930), (5, 3622344), (6, 3018620), (8, 2263965), (10, 1811172), (11, 1646520), (12, 1509310), (15, 1207448), (20, 905586), (22, 823260), (24, 754655), (30, 603724), (33, 548840), (40, 452793), (44, 411630), (55, 329304), (60, 301862), (66, 274420), (88, 205815), (110, 164652), (120, 150931), (132, 137210), (165, 109768), (220, 82326), (264, 68605), (330, 54884), (440, 41163), (660, 27442), (1320, 13721)]