218986040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60161}}^1$

素因数の和:60192

約数の個数: 64

約数和(自身を含む): 606432960

約数和(自身を除く): 387446920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 60161, 120322, 240644, 300805, 421127, 481288, 601610, 782093, 842254, 1203220, 1564186, 1684508, 2105635, 2406440, 3128372, 3369016, 3910465, 4211270, 5474651, 6256744, 7820930, 8422540, 10949302, 15641860, 16845080, 21898604, 27373255, 31283720, 43797208, 54746510, 109493020, 218986040]

約数ペア:

[(1, 218986040), (2, 109493020), (4, 54746510), (5, 43797208), (7, 31283720), (8, 27373255), (10, 21898604), (13, 16845080), (14, 15641860), (20, 10949302), (26, 8422540), (28, 7820930), (35, 6256744), (40, 5474651), (52, 4211270), (56, 3910465), (65, 3369016), (70, 3128372), (91, 2406440), (104, 2105635), (130, 1684508), (140, 1564186), (182, 1203220), (260, 842254), (280, 782093), (364, 601610), (455, 481288), (520, 421127), (728, 300805), (910, 240644), (1820, 120322), (3640, 60161)]