215511696

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 620478144

約数和(自身を除く): 404966448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 107, 142, 144, 197, 213, 214, 284, 321, 394, 426, 428, 568, 591, 639, 642, 788, 852, 856, 963, 1136, 1182, 1278, 1284, 1576, 1704, 1712, 1773, 1926, 2364, 2556, 2568, 3152, 3408, 3546, 3852, 4728, 5112, 5136, 7092, 7597, 7704, 9456, 10224, 13987, 14184, 15194, 15408, 21079, 22791, 27974, 28368, 30388, 41961, 42158, 45582, 55948, 60776, 63237, 68373, 83922, 84316, 91164, 111896, 121552, 125883, 126474, 136746, 167844, 168632, 182328, 189711, 223792, 251766, 252948, 273492, 335688, 337264, 364656, 379422, 503532, 505896, 546984, 671376, 758844, 1007064, 1011792, 1093968, 1496609, 1517688, 2014128, 2993218, 3035376, 4489827, 5986436, 8979654, 11972872, 13469481, 17959308, 23945744, 26938962, 35918616, 53877924, 71837232, 107755848, 215511696]

約数ペア:

[(1, 215511696), (2, 107755848), (3, 71837232), (4, 53877924), (6, 35918616), (8, 26938962), (9, 23945744), (12, 17959308), (16, 13469481), (18, 11972872), (24, 8979654), (36, 5986436), (48, 4489827), (71, 3035376), (72, 2993218), (107, 2014128), (142, 1517688), (144, 1496609), (197, 1093968), (213, 1011792), (214, 1007064), (284, 758844), (321, 671376), (394, 546984), (426, 505896), (428, 503532), (568, 379422), (591, 364656), (639, 337264), (642, 335688), (788, 273492), (852, 252948), (856, 251766), (963, 223792), (1136, 189711), (1182, 182328), (1278, 168632), (1284, 167844), (1576, 136746), (1704, 126474), (1712, 125883), (1773, 121552), (1926, 111896), (2364, 91164), (2556, 84316), (2568, 83922), (3152, 68373), (3408, 63237), (3546, 60776), (3852, 55948), (4728, 45582), (5112, 42158), (5136, 41961), (7092, 30388), (7597, 28368), (7704, 27974), (9456, 22791), (10224, 21079), (13987, 15408), (14184, 15194)]