189713580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{451699}}^1$

素因数の和:451718

約数の個数: 48

約数和(自身を含む): 607084800

約数和(自身を除く): 417371220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 451699, 903398, 1355097, 1806796, 2258495, 2710194, 3161893, 4516990, 5420388, 6323786, 6775485, 9033980, 9485679, 12647572, 13550970, 15809465, 18971358, 27101940, 31618930, 37942716, 47428395, 63237860, 94856790, 189713580]

約数ペア:

[(1, 189713580), (2, 94856790), (3, 63237860), (4, 47428395), (5, 37942716), (6, 31618930), (7, 27101940), (10, 18971358), (12, 15809465), (14, 13550970), (15, 12647572), (20, 9485679), (21, 9033980), (28, 6775485), (30, 6323786), (35, 5420388), (42, 4516990), (60, 3161893), (70, 2710194), (84, 2258495), (105, 1806796), (140, 1355097), (210, 903398), (420, 451699)]