216820656

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{115823}}^1$

素因数の和:115850

約数の個数: 60

約数和(自身を含む): 653479008

約数和(自身を除く): 436658352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 115823, 231646, 347469, 463292, 694938, 926584, 1042407, 1389876, 1505699, 1853168, 2084814, 2779752, 3011398, 4169628, 4517097, 5559504, 6022796, 8339256, 9034194, 12045592, 13551291, 16678512, 18068388, 24091184, 27102582, 36136776, 54205164, 72273552, 108410328, 216820656]

約数ペア:

[(1, 216820656), (2, 108410328), (3, 72273552), (4, 54205164), (6, 36136776), (8, 27102582), (9, 24091184), (12, 18068388), (13, 16678512), (16, 13551291), (18, 12045592), (24, 9034194), (26, 8339256), (36, 6022796), (39, 5559504), (48, 4517097), (52, 4169628), (72, 3011398), (78, 2779752), (104, 2084814), (117, 1853168), (144, 1505699), (156, 1389876), (208, 1042407), (234, 926584), (312, 694938), (468, 463292), (624, 347469), (936, 231646), (1872, 115823)]