42720678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2371}}^1$

素因数の和:2410

約数の個数: 96

約数和(自身を含む): 124330752

約数和(自身を除く): 81610074

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1287, 1386, 1638, 2002, 2371, 2574, 3003, 4742, 6006, 7113, 9009, 14226, 16597, 18018, 21339, 26081, 30823, 33194, 42678, 49791, 52162, 61646, 78243, 92469, 99582, 149373, 156486, 182567, 184938, 215761, 234729, 277407, 298746, 339053, 365134, 431522, 469458, 547701, 554814, 647283, 678106, 1017159, 1095402, 1294566, 1643103, 1941849, 2034318, 2373371, 3051477, 3286206, 3883698, 4746742, 6102954, 7120113, 14240226, 21360339, 42720678]

約数ペア:

[(1, 42720678), (2, 21360339), (3, 14240226), (6, 7120113), (7, 6102954), (9, 4746742), (11, 3883698), (13, 3286206), (14, 3051477), (18, 2373371), (21, 2034318), (22, 1941849), (26, 1643103), (33, 1294566), (39, 1095402), (42, 1017159), (63, 678106), (66, 647283), (77, 554814), (78, 547701), (91, 469458), (99, 431522), (117, 365134), (126, 339053), (143, 298746), (154, 277407), (182, 234729), (198, 215761), (231, 184938), (234, 182567), (273, 156486), (286, 149373), (429, 99582), (462, 92469), (546, 78243), (693, 61646), (819, 52162), (858, 49791), (1001, 42678), (1287, 33194), (1386, 30823), (1638, 26081), (2002, 21339), (2371, 18018), (2574, 16597), (3003, 14226), (4742, 9009), (6006, 7113)]