491569056020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{279577}}^1$

素因数の和:280273

約数の個数: 96

約数和(自身を含む): 1243741873920

約数和(自身を除く): 752172817900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 661, 665, 1322, 1330, 2644, 2660, 3305, 4627, 6610, 9254, 12559, 13220, 18508, 23135, 25118, 46270, 50236, 62795, 87913, 92540, 125590, 175826, 251180, 279577, 351652, 439565, 559154, 879130, 1118308, 1397885, 1758260, 1957039, 2795770, 3914078, 5311963, 5591540, 7828156, 9785195, 10623926, 19570390, 21247852, 26559815, 37183741, 39140780, 53119630, 74367482, 106239260, 148734964, 184800397, 185918705, 369600794, 371837410, 739201588, 743674820, 924001985, 1293602779, 1848003970, 2587205558, 3511207543, 3696007940, 5174411116, 6468013895, 7022415086, 12936027790, 14044830172, 17556037715, 24578452801, 25872055580, 35112075430, 49156905602, 70224150860, 98313811204, 122892264005, 245784528010, 491569056020]

約数ペア:

[(1, 491569056020), (2, 245784528010), (4, 122892264005), (5, 98313811204), (7, 70224150860), (10, 49156905602), (14, 35112075430), (19, 25872055580), (20, 24578452801), (28, 17556037715), (35, 14044830172), (38, 12936027790), (70, 7022415086), (76, 6468013895), (95, 5174411116), (133, 3696007940), (140, 3511207543), (190, 2587205558), (266, 1848003970), (380, 1293602779), (532, 924001985), (661, 743674820), (665, 739201588), (1322, 371837410), (1330, 369600794), (2644, 185918705), (2660, 184800397), (3305, 148734964), (4627, 106239260), (6610, 74367482), (9254, 53119630), (12559, 39140780), (13220, 37183741), (18508, 26559815), (23135, 21247852), (25118, 19570390), (46270, 10623926), (50236, 9785195), (62795, 7828156), (87913, 5591540), (92540, 5311963), (125590, 3914078), (175826, 2795770), (251180, 1957039), (279577, 1758260), (351652, 1397885), (439565, 1118308), (559154, 879130)]